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<urlset xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://www.sitemaps.org/schemas/sitemap/0.9" xmlns:image="http://www.google.com/schemas/sitemap-image/1.1" xsi:schemaLocation="http://www.sitemaps.org/schemas/sitemap/0.9 http://www.sitemaps.org/schemas/sitemap/0.9/sitemap.xsd"><url><loc>https://mathmunch.org/games/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2011/11/rush-hour.png</image:loc><image:title>Rush hour</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2011/11/dots.png</image:loc><image:title>dots</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2011/11/minesweeper.png</image:loc><image:title>minesweeper</image:title><image:caption>Minesweeper</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2011/11/screen-shot-2012-09-20-at-10-24-37-pm.png</image:loc><image:title>Lightbot</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2011/11/screen-shot-2012-09-20-at-10-17-52-pm.png</image:loc><image:title>Screen shot 2012-09-20 at 10.17.52 PM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2011/11/pentago.png</image:loc><image:title>Mindtwisting 2-player game where every turn you turn a piece of the board!  Get 5 in a row to win.</image:title><image:caption>Pentago</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2011/11/picma-squared-logo.jpg</image:loc><image:title>Picma Squared</image:title><image:caption>Picma Squared</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2011/11/super-ultimate-graphing-challenge.png</image:loc><image:title>Super Ultimate Graphing Challenge</image:title><image:caption>Super Ultimate Graphing Challenge</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2011/11/linebounder.png</image:loc><image:title>Linebounder</image:title><image:caption>Linebounder</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2011/11/shift.png</image:loc><image:title>shift</image:title><image:caption>Shift</image:caption></image:image><lastmod>2025-06-24T11:23:40+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/2012/10/22/pixel-art-gothic-circle-patterns-and-first-past-the-post/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/mmbday2.png</image:loc><image:title>MMBday2</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/mmbday.png</image:loc><image:title>MMBday</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/pixelcomic1.png</image:loc><image:title>pixelcomic</image:title><image:caption>Cartoon Tiffany explaining what makes a good pixelization. Check out the &lt;a href="https://b8974e91-a-62cb3a1a-s-sites.googlegroups.com/site/tiffanycinglis/posters/pixel_art_poster_final_webpage.png?attachauth=ANoY7cp2MdxIbt1uJnVG23tq5f7bjv1-_YSVAwe5N32YDxeK4Zd3YzTnaGx-cKCuSclNHZJlqYZWe7M8aZlRMSTiZFby8hT0w0b0qTMtlDWvThNJ_yCMI50mJ_SmeW6EbK2cKsWta2S4smapuNlI7XP61rVSr787btvVnD6TJrh4Hlkx3G0VQnb2Zw5nC6a7xvZCYk6sk83AOTzLu5GOLZJ04HH4sWWLiV25pFx3_xd0MwFLTilqa_tjAOXMcnwp_Jvw1wOj2bXo&amp;attredirects=0"&gt;full comic&lt;/a&gt;!</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/pixelcomic.png</image:loc><image:title>pixelcomic</image:title><image:caption>Cartoon Tiffany explaining what makes a good pixelization. Check out the &lt;a href="https://b8974e91-a-62cb3a1a-s-sites.googlegroups.com/site/tiffanycinglis/posters/pixel_art_poster_final_webpage.png?attachauth=ANoY7cp2MdxIbt1uJnVG23tq5f7bjv1-_YSVAwe5N32YDxeK4Zd3YzTnaGx-cKCuSclNHZJlqYZWe7M8aZlRMSTiZFby8hT0w0b0qTMtlDWvThNJ_yCMI50mJ_SmeW6EbK2cKsWta2S4smapuNlI7XP61rVSr787btvVnD6TJrh4Hlkx3G0VQnb2Zw5nC6a7xvZCYk6sk83AOTzLu5GOLZJ04HH4sWWLiV25pFx3_xd0MwFLTilqa_tjAOXMcnwp_Jvw1wOj2bXo&amp;attredirects=0"&gt;full comic!&lt;/a&gt;</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/gothic41.png</image:loc><image:title>gothic4</image:title><image:caption>Gothic Circle Pattern Applet</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/gothic3.png</image:loc><image:title>gothic3</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/gothic2.png</image:loc><image:title>gothic2</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/gothic1.png</image:loc><image:title>gothic1</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/sudoku_art.jpg</image:loc><image:title>sudoku_art</image:title></image:image><lastmod>2025-06-24T10:13:04+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2012/09/17/4-million-digits-fifteen-furlongs-and-5-eames-vids/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/09/fifteen-furlongs.png</image:loc><image:title>Fifteen Furlongs</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/09/pi-with-dig-3.png</image:loc><image:title>Pi with dig 3</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/09/screen-shot-2012-09-17-at-6-06-20-pm.png</image:loc><image:title>Screen shot 2012-09-17 at 6.06.20 PM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/09/pi-legend.png</image:loc><image:title>Pi Legend</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/09/pi-with-digits.png</image:loc><image:title>Pi with digits</image:title><image:caption>Color-coded digits of Pi</image:caption></image:image><lastmod>2025-06-24T10:04:10+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2013/11/14/a-periodic-table-linkages-and-dance-squared/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/11/ttree_q150x150auto.gif</image:loc><image:title>ttree_q150x150auto</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/11/tackstaples_q150x150auto.gif</image:loc><image:title>tackstaples_q150x150auto</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/11/whats.png</image:loc><image:title>whats</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/11/s26.gif</image:loc><image:title>s26</image:title><image:caption>A dense packing of 26 squares within a square that Erich discovered.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/11/screen-shot-2013-11-14-at-10-14-36-pm.png</image:loc><image:title>Screen Shot 2013-11-14 at 10.14.36 PM</image:title></image:image><lastmod>2024-05-27T04:48:20+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2014/11/04/george-washington-tessellation-kit-and-langtons-ant/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/11/langtonsant.png</image:loc><image:title>LangtonsAnt</image:title><image:caption>Breaking out of chaos.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/11/fred-rickey.jpg</image:loc><image:title>Fred Rickey</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/11/002.jpg</image:loc><image:title>002</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/11/screen-shot-2014-11-04-at-12-01-18-pm.png</image:loc><image:title>Screen Shot 2014-11-04 at 12.01.18 PM</image:title><image:caption>A tessellation, by me!</image:caption></image:image><lastmod>2018-09-17T16:00:18+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2013/10/10/tsoro-yematatu-fanos-plane-and-gifs/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/10/kleingifedit.gif</image:loc><image:title>kleingifedit</image:title><image:caption>The Klein quartic.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/10/220px-fano_plane-svg.png</image:loc><image:title>220px-Fano_plane.svg</image:title><image:caption>The Fano plane.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/10/tumblr_mqgfq5xlji1r2geqjo1_500.gif</image:loc><image:title>tumblr_mqgfq5XLjI1r2geqjo1_500</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/10/tumblr_mnor4bugs01r2geqjo1_500.gif</image:loc><image:title>tumblr_mnor4buGS01r2geqjo1_500</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/10/kleindualinsideout2.gif</image:loc><image:title>KleinDualInsideOut</image:title><image:caption>A rotating Klein quartic.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/10/tsoro.gif</image:loc><image:title>tsoro</image:title><image:caption>Tsoro Yematatu&lt;br&gt;&lt;a href="https://mathmunch.org/2013/10/10/tsoro-yematatu-fanos-plane-and-gifs/"&gt;Related Post&lt;/a&gt;</image:caption></image:image><lastmod>2017-05-01T17:30:25+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2016/12/11/math-meets-art-quarto-and-snow-2/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/12/gauss17_small.jpg</image:loc><image:title>gauss17_small</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/12/brucker-ics-darkrye-square.jpg</image:loc><image:title>BRUCKER-ICS-DARKRYE-SQUARE</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/12/p13.jpg</image:loc><image:title>p13</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/12/article-0-19f9e81700000578-263_634x286.jpg</image:loc><image:title>article-0-19F9E81700000578-263_634x286</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/12/p3.jpg</image:loc><image:title>p3</image:title></image:image><lastmod>2016-12-12T01:21:59+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2016/12/03/nautilus-the-riddler-and-brain-pickings/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/12/brainpickings.png</image:loc><image:title>brainpickings</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/12/riddler_4x3_default.gif</image:loc><image:title>riddler_4x3_default</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/12/nautilus.png</image:loc><image:title>nautilus</image:title></image:image><lastmod>2016-12-03T18:39:10+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2016/11/12/pixel-art-gothic-circle-patterns-and-first-past-the-post-2/</loc><lastmod>2018-03-15T15:48:33+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2016/10/27/five-axiomatic-and-mathekniticians/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/10/2000.jpg</image:loc><image:title>2000</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/10/14600930_562808520570937_9124043313080968521_n.jpg</image:loc><image:title>14600930_562808520570937_9124043313080968521_n</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/10/perfect_imperfect_9e2install_26-630x419.jpg</image:loc><image:title>perfect_imperfect_9e2install_26-630x419</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/10/axiomatic.jpg</image:loc><image:title>axiomatic</image:title></image:image><lastmod>2016-11-08T18:36:47+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2016/10/21/godel-other-crazy-paradoxes-and-math-factor/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/10/creepy-godel.jpg</image:loc><image:title>creepy-godel</image:title></image:image><lastmod>2018-03-16T02:44:27+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2016/10/15/rotopo-de-gua-and-bibi-binary/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/10/img_colormap.png</image:loc><image:title>img_colormap</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/10/img_colormap.gif</image:loc><image:title>img_colormap</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/10/jtbibibi.png</image:loc><image:title>jtbibibi</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/10/trirectangulartetrahedron_700.png</image:loc><image:title>trirectangulartetrahedron_700</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/10/trirectangulartetrahedron_700.gif</image:loc><image:title>trirectangulartetrahedron_700</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/10/rotopo2.png</image:loc><image:title>rotopo2</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/10/rotopo1.png</image:loc><image:title>rotopo1</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/10/notation.jpg</image:loc><image:title>notation</image:title></image:image><lastmod>2016-10-15T18:24:19+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2016/10/07/rectangles-explosions-and-surreals-2/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/10/3x4variations-poster.png</image:loc></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/10/knuth.jpeg</image:loc></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/10/grid3x4.jpg</image:loc></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/10/grid-1.jpg</image:loc></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/10/grid-2.jpg</image:loc></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/10/grid-3.jpg</image:loc></image:image><lastmod>2016-10-26T16:21:25+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2012/10/01/rectangles-explosions-and-surreals/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/3x4variations-poster.png</image:loc><image:title>3x4variations-poster</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/knuth.jpeg</image:loc><image:title>Knuth</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/grid-3.jpg</image:loc><image:title>grid 3</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/grid-2.jpg</image:loc><image:title>grid 2</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/grid-1.jpg</image:loc><image:title>grid 1</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/grid3x4.jpg</image:loc><image:title>grid3x4</image:title><image:caption>How many squares can you find in this diagram?</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/4x4grid.jpg</image:loc><image:title>4x4grid</image:title><image:caption>How many squares can you find?</image:caption></image:image><lastmod>2016-10-08T01:46:24+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2016/09/29/the-dice-lab-sum-of-cubes-and-double-polyhedra/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/09/screen-shot-2016-09-29-at-10-56-47-am.png</image:loc><image:title>screen-shot-2016-09-29-at-10-56-47-am</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/09/dicelablogo.jpg</image:loc><image:title>dicelablogo</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/09/sum-of-cubes.jpg</image:loc><image:title>sum-of-cubes</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/09/fibonacci-convention.jpg</image:loc><image:title>fibonacci-convention</image:title></image:image><lastmod>2016-10-12T11:54:32+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2016/09/23/demonstrations-a-number-tree-and-brainfilling-curves-2/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/09/cloctal.png</image:loc></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/09/root8.png</image:loc></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/09/numbertree.png</image:loc></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/09/rotateandfoldback.png</image:loc></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/09/polygonsarrangedinacircle.png</image:loc></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/09/turtlefractals.png</image:loc></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/09/anyquadrilateralcantile.png</image:loc></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/09/aproofofeulersformula.png</image:loc></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/09/cubenetornot.png</image:loc></image:image><lastmod>2016-09-23T21:17:18+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2016/09/15/functionized-photos-projective-games-and-traffic/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/09/screen-shot-2016-09-14-at-9-58-52-pm.png</image:loc><image:title>screen-shot-2016-09-14-at-9-58-52-pm</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/09/screen-shot-2016-09-14-at-9-57-39-pm.png</image:loc><image:title>screen-shot-2016-09-14-at-9-57-39-pm</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/09/screen-shot-2016-09-14-at-9-19-29-pm.png</image:loc><image:title>screen-shot-2016-09-14-at-9-19-29-pm</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/08/gummy-bears.png</image:loc><image:title>Gummy bears</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/08/windows.png</image:loc><image:title>Windows</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/08/crazy-mikos.png</image:loc><image:title>Crazy Mikos</image:title></image:image><lastmod>2018-05-08T02:24:41+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2013/09/18/half-cubes-open-cubes-and-spidrons/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/09/hornflake.png</image:loc><image:title>Hornflake</image:title><image:caption>A hornflake.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/09/750px-spidron-svg.png</image:loc><image:title>750px-Spidron.svg</image:title><image:caption>Dániel's original spidron from 1979</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/09/spiralface-cube1.jpg</image:loc><image:title>spiralface-cube1</image:title><image:caption>A cube with spidron faces.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/09/half-cube-newnweb.jpg</image:loc><image:title>half-cube-newnweb</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/09/sp-half-icosahedron-1nweb.jpg</image:loc><image:title>sp-half-icosahedron-1nweb</image:title><image:caption>Two halves of an icosahedron.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/09/cube_vinco_halves.jpg</image:loc><image:title>cube_vinco_halves</image:title><image:caption>The Cube Vinco by Vaclav Obsivac.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/09/screen-shot-2013-09-18-at-5-23-24-pm.png</image:loc><image:title>Screen Shot 2013-09-18 at 5.23.24 PM</image:title><image:caption>A part of Wall Drawing #601 by Sol LeWitt</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/09/sollewitt_variationsonincompleteopencubes_1974.jpeg</image:loc><image:title>sollewitt_variationsonincompleteopencubes_1974</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/09/imag3102.jpg</image:loc><image:title>IMAG3102</image:title><image:caption>Two open tetrahedra I made. Can you find some more?</image:caption></image:image><lastmod>2016-09-11T19:18:24+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2016/09/08/sphericon-national-curve-bank-and-cardioid-art/</loc><lastmod>2018-02-23T00:48:19+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2016/09/02/squricangle-magic-angle-sculpture-and/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/09/witte.jpg</image:loc><image:title>witte</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/09/tumblr_o7d2q3njsl1qfg7o3o1_400.gif</image:loc><image:title>tumblr_o7d2q3NJSL1qfg7o3o1_400</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/09/tumblr_lnvfn5y0j11qfg7o3o1_400.gif</image:loc><image:title>tumblr_lnvfn5Y0J11qfg7o3o1_400</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/09/wedge-holes.jpg</image:loc><image:title>wedge-holes</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/09/hamilton3.jpg</image:loc><image:title>hamilton3</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/09/dbj.jpg</image:loc><image:title>dbj</image:title></image:image><lastmod>2016-09-02T08:26:49+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2016/08/18/squaring-water-calculator-and-snap-the-turtle-2/</loc><lastmod>2016-09-01T15:21:40+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2016/08/11/lucea-fiber-bundles-and-hamilton/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/08/cylinder-mobius.jpg</image:loc><image:title>cylinder-mobius</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/08/squarecylindertorus1.jpg</image:loc><image:title>squarecylindertorus</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/08/squarecylindertorus.jpg</image:loc><image:title>squarecylindertorus</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/08/citymap.png</image:loc><image:title>citymap</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/08/lbuhy.png</image:loc><image:title>lBUHy</image:title></image:image><lastmod>2016-08-29T17:53:25+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2016/07/21/maria-chudnovsky-puzzlebomb-and-some-futility/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/07/2016-05-31-the-fifth-card1.jpg</image:loc><image:title>2016-05-31-the-fifth-card</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/07/2016-05-31-the-fifth-card.jpg</image:loc><image:title>2016-05-31-the-fifth-card</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/07/2016-07-14-a-square-triangle.png</image:loc><image:title>2016-07-14-a-square-triangle</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/07/screen-shot-2016-07-21-at-12-51-33-am.png</image:loc><image:title>Screen Shot 2016-07-21 at 12.51.33 AM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/07/screen-shot-2016-07-21-at-12-45-47-am1.png</image:loc><image:title>Screen Shot 2016-07-21 at 12.45.47 AM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/07/screen-shot-2016-07-21-at-12-45-47-am.png</image:loc><image:title>Screen Shot 2016-07-21 at 12.45.47 AM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/07/screen-shot-2016-07-21-at-12-34-25-am.png</image:loc><image:title>Screen Shot 2016-07-21 at 12.34.25 AM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/07/chudnovsky_2012_hi-res-download_3.jpg</image:loc><image:title>Maria Chudnovsky</image:title><image:caption>NEW YORK, NY - SEPTEMBER 18:  A portrait of Maria Chudnovsky, a 2012 MacArthur Recipient Photographed at Columbia University on September 18, 2012 in New York, NY.  (Photo by Christopher Lane for Home Front Communications)</image:caption></image:image><lastmod>2016-08-18T15:26:20+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2016/07/14/fractions-sam-loyd-and-a-marth-journal-2/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/07/hyperseeing-jul-aug-2008.png</image:loc></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/07/hyperseeing-fall-winter-2011.png</image:loc></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/07/hyperseeing-first.png</image:loc></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/07/farey-fractions-graph.jpg</image:loc></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/07/farey-fractions.jpg</image:loc></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/07/sam-loyd-2.jpg</image:loc></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/07/snow-marth.jpg</image:loc></image:image><lastmod>2016-07-15T02:19:11+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2012/07/22/fractions-sam-loyd-and-a-marth-journal/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/07/snow-marth.jpg</image:loc><image:title>Snow MArTH</image:title><image:caption>Snow MArTH, made by MArTHist Eva Hild and others at a snow sculpture event in Colorado.  From the Spring, 2011 Hyperseeing.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/07/hyperseeing-first.png</image:loc><image:title>Hyperseeing first</image:title><image:caption>This is the first edition of Hyperseeing.  In it, Nat describes the mission of Hyperseeing.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/07/hyperseeing-fall-winter-2011.png</image:loc><image:title>Hyperseeing Fall-Winter 2011</image:title><image:caption>This edition of Hyperseeing features crocheted hyperbolic surfaces (which we featured not long ago in this Math Munch!) and sculptures made with a 3-D printer, among many other things.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/07/hyperseeing-jul-aug-2008.png</image:loc><image:title>Hyperseeing Jul-Aug 2008</image:title><image:caption>This edition of Hyperseeing features art made from Latin Squares, "organic geometry" art, and comics about the Math Olympics, among other things.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/07/bo-peep-puzzle1.jpg</image:loc><image:title>Bo-Peep puzzle</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/07/bo-peep-puzzle.jpg</image:loc><image:title>Bo-Peep puzzle</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/07/sam-loyd-2.jpg</image:loc><image:title>Sam Loyd 2</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/07/sam-loyd1.jpg</image:loc><image:title>Sam Loyd</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/07/sam-loyd.jpg</image:loc><image:title>Sam Loyd</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/07/farey-fractions-graph.jpg</image:loc><image:title>Farey fractions graph</image:title></image:image><lastmod>2016-07-15T02:19:12+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2016/07/07/wild-maths-ambiguous-cylinders-and-228-women/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/07/pwinmath.jpg</image:loc><image:title>PWinmath</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/07/81-11284-13web.jpg</image:loc><image:title>81-11284.13web</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/07/squareit.png</image:loc><image:title>squareit</image:title></image:image><lastmod>2016-08-29T17:57:10+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2016/07/01/sliceform-rinus-roelofs-and-krazydad/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/06/screen-shot-2016-06-30-at-4-54-11-pm.png</image:loc><image:title>Screen Shot 2016-06-30 at 4.54.11 PM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/06/screen-shot-2016-06-30-at-4-33-14-pm1.png</image:loc><image:title>Screen Shot 2016-06-30 at 4.33.14 PM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/06/screen-shot-2016-06-30-at-4-33-14-pm.png</image:loc><image:title>Screen Shot 2016-06-30 at 4.33.14 PM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/06/screen-shot-2016-06-30-at-4-19-17-pm.png</image:loc><image:title>Screen Shot 2016-06-30 at 4.19.17 PM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/06/my_design-e1519881042720.png</image:loc><image:title>sliceform stars</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/06/screen-shot-2016-06-30-at-3-52-58-pm.png</image:loc><image:title>Screen Shot 2016-06-30 at 3.52.58 PM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/06/circle-areas-e1467317753930.png</image:loc><image:title>Circle areas</image:title></image:image><lastmod>2016-07-01T21:01:18+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/qa/qa-with-carolyn-yackel/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/03/temari-skeleton.png</image:loc><image:title>Temari Skeleton</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/03/carolyn-yackel-explaining.jpg</image:loc><image:title>Carolyn Yackel Explaining</image:title><image:caption>Carolyn Yackel</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/03/three-temari-and-archimedean-solids.png</image:loc><image:title>Three Temari and Archimedean Solids</image:title><image:caption>Three temari and matching Archimedean solids</image:caption></image:image><lastmod>2016-06-30T20:06:20+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/2016/06/23/temari-function-families-and-clapping-music-2/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/06/graph2.png</image:loc><image:title>graph2</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/06/graph1.png</image:loc><image:title>graph1</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/06/graph3-e1376550540459.png</image:loc><image:title>graph3</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/06/cuboctahedron.png</image:loc><image:title>Cuboctahedron</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/06/edmund-harriss.png</image:loc><image:title>Edmund Harriss</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/06/temari16-e1376546431123.jpg</image:loc><image:title>temari16</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/06/icosidodec.png</image:loc><image:title>Icosidodecahedron</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/06/truncated-dodec.png</image:loc><image:title>Truncated Dodecahedron</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/06/temari15-e1376546392564.jpg</image:loc><image:title>temari15</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/06/temari3-e1376546466238.jpg</image:loc><image:title>temari3</image:title></image:image><lastmod>2016-06-23T18:28:27+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2016/06/17/combinatorial-games-redistricting-game-and-graph-music/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/06/redistricting-game.png</image:loc><image:title>redistricting game</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/06/nim-1.png</image:loc><image:title>NIM 1</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/06/strategy-for-x.jpg</image:loc><image:title>strategy-for-x</image:title></image:image><lastmod>2016-06-17T16:36:43+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2016/06/09/halving-fun-self-tiling-tile-sets-and-doodal-2/</loc><lastmod>2016-06-11T21:30:46+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2016/06/02/set-ptolemy-and-malin-christersson/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/06/mondrian.png</image:loc><image:title>Mondrian</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/06/tiling-4.png</image:loc><image:title>tiling (4)</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/06/malin.png</image:loc><image:title>Malin</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/06/copernicus_mars.gif</image:loc><image:title>Copernicus_Mars</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/06/ptolemy.gif</image:loc><image:title>ptolemy</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/06/peter.jpg</image:loc><image:title>Peter</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/06/vsevolod.jpg</image:loc><image:title>Vsevolod</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/06/marsha.jpg</image:loc><image:title>Marsha</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/06/erica.jpeg</image:loc><image:title>Erica</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/06/charlotte.jpg</image:loc><image:title>Charlotte</image:title></image:image><lastmod>2016-06-03T18:47:23+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2016/05/26/wordless-videos-isthisprime-and-fan-chung-graham/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/05/fan1.jpg</image:loc><image:title>fan1</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/05/screen-shot-2016-05-25-at-9-01-48-pm.png</image:loc><image:title>Screen Shot 2016-05-25 at 9.01.48 PM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/05/screen-shot-2016-05-25-at-8-52-14-pm.png</image:loc><image:title>Screen Shot 2016-05-25 at 8.52.14 PM</image:title></image:image><lastmod>2016-05-31T19:08:59+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2016/05/19/forest-fires-scrubbing-calculator-and-bongard-problems/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/05/bongard-2.png</image:loc><image:title>Bongard 2</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/05/bongard-1.png</image:loc><image:title>Bongard 1</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/05/scrubbing-calculator-equation.png</image:loc><image:title>Scrubbing calculator equation</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/05/scrubbing-calculator.png</image:loc><image:title>Scrubbing calculator</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/05/forest-fire-what-if.png</image:loc><image:title>Forest fire what if</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/05/forest-fire.png</image:loc><image:title>Forest fire</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/05/screen-shot-05-19-16-at-11-51-am.png</image:loc><image:title>Screen Shot 05-19-16 at 11.51 AM</image:title></image:image><lastmod>2016-05-27T23:50:49+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2016/05/12/slides-and-twists-life-in-life-and-star-art-2/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/05/star-ring-241.jpeg</image:loc></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/05/300-stars-in-orbit1.jpeg</image:loc></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/05/spacer.gif</image:loc></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/05/large.jpeg</image:loc></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/05/large-3.jpeg</image:loc></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/05/stars-of-the-minds-sky-for-saaj1.jpeg</image:loc></image:image><lastmod>2016-05-12T16:15:58+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2012/05/29/slides-and-twists-life-in-life-and-star-art/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/05/spacer.gif</image:loc><image:title>spacer</image:title><image:caption>by Justin Lanier</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/05/300-stars-in-orbit1.jpeg</image:loc><image:title>300 Stars in Orbit</image:title><image:caption>300 Stars in Orbit&#13;
by Paul Salomon</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/05/star-ring-241.jpeg</image:loc><image:title>Star Ring 24</image:title><image:caption>Star Ring 24&#13;
by Paul Salomon</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/05/stars-of-the-minds-sky-for-saaj1.jpeg</image:loc><image:title>Stars of the Mind's Sky for SAAJ</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/05/stars-of-the-minds-sky-for-saaj.jpeg</image:loc><image:title>Stars of the Mind's Sky for SAAJ</image:title><image:caption>Stars of the Mind's Sky&#13;
by Paul Salomon</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/05/pstar.png</image:loc><image:title>pstar</image:title><image:caption>by Paul Salomon</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/05/large-3.jpeg</image:loc><image:title>large-3</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/05/large.jpeg</image:loc><image:title>large</image:title></image:image><lastmod>2016-05-12T16:15:58+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2014/07/23/zippergons-high-fashion-and-really-big-numbers/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/07/screen-shot-2014-07-23-at-2-54-37-am.png</image:loc><image:title>Screen Shot 2014-07-23 at 2.54.37 AM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/07/rabbit.png</image:loc><image:title>rabbit</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/07/thurston.jpg</image:loc><image:title>thurston</image:title><image:caption>Diana and Bill</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/07/rich_guyfawkes.png</image:loc><image:title>rich_guyfawkes</image:title><image:caption>Diana and Rich</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/07/self.png</image:loc><image:title>self</image:title><image:caption>Richard Evan Schwartz (self-portrait)</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/07/icosadodecahedron.gif</image:loc><image:title>icosadodecahedron</image:title><image:caption>Icosadodecahedron.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/07/screen-shot-2014-07-21-at-9-29-40-pm.png</image:loc><image:title>Screen Shot 2014-07-21 at 9.29.40 PM</image:title><image:caption>A zippergon based on an octahedron.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/07/11-thurston.jpg</image:loc><image:title>11-Thurston</image:title><image:caption>Bill Thurston.</image:caption></image:image><lastmod>2016-05-07T03:41:50+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2014/11/16/grothendieck-circle-packing-and-string-art/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/11/circle-packing.jpg</image:loc><image:title>circle packing</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/11/fractal-apollonian-gasket-variations-02.jpg</image:loc><image:title>Fractal-Apollonian-Gasket-Variations-02</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/11/grothendieck-kid.jpg</image:loc><image:title>Grothendieck kid</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/11/grothendieckportra_3107171c.jpg</image:loc><image:title>Grothendieckportra_3107171c</image:title></image:image><lastmod>2016-05-07T03:36:41+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2016/05/05/solomon-golomb-rulers-and-52-master-pieces/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/05/golomb.jpg</image:loc><image:title>Golomb</image:title><image:caption>Portrait of Solomon by Ken Knowlton.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/05/golomb_4_optimal.png</image:loc><image:title>golomb_4_optimal</image:title><image:caption>An optimal Golomb ruler of order 4.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/05/web_professor_viterbischoolofengineering.jpg</image:loc><image:title>WEB_Professor_ViterbiSchoolofEngineering</image:title><image:caption>Solomon Golomb.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/05/quartercrosses.png</image:loc><image:title>QuarterCrosses</image:title><image:caption>Six ways to quarter the cross pentomino. 94 more await you!</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/05/davidcohen.jpg</image:loc><image:title>DavidCohen</image:title><image:caption>David Cohen</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/05/sa-curve-ruler1.jpg</image:loc><image:title>sa-curve-ruler1</image:title><image:caption>A seam allowance curve ruler.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/05/mazeb.png</image:loc><image:title>MazeB</image:title><image:caption>Maze B</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/05/architectpuzzle.png</image:loc><image:title>ArchitectPuzzle</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/05/medicinepuzzle.png</image:loc><image:title>MedicinePuzzle</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/05/mazea.png</image:loc><image:title>MazeA</image:title><image:caption>Maze A</image:caption></image:image><lastmod>2016-05-06T05:15:22+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2016/04/28/aprils-fb-recap/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/04/screen-shot-2016-04-26-at-8-44-44-pm.png</image:loc><image:title>Screen Shot 2016-04-26 at 8.44.44 PM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/04/screen-shot-2016-04-26-at-8-45-14-pm.png</image:loc><image:title>Screen Shot 2016-04-26 at 8.45.14 PM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/04/screen-shot-2016-04-26-at-8-36-34-pm.png</image:loc><image:title>Screen Shot 2016-04-26 at 8.36.34 PM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/04/screen-shot-2016-04-26-at-8-33-02-pm.png</image:loc><image:title>Screen Shot 2016-04-26 at 8.33.02 PM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/04/pythagorasperigalp.gif</image:loc><image:title>PythagorasPerigalP</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/04/near-miss.jpg</image:loc><image:title>near miss</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/04/craig-kaplan.jpg</image:loc><image:title>Craig Kaplan</image:title></image:image><lastmod>2016-04-27T02:00:53+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2016/04/22/mobiles-mathematical-objects-and-math-magazine/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/04/screen-shot-2016-04-22-at-9-46-00-am.png</image:loc><image:title>Screen Shot 2016-04-22 at 9.46.00 AM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/04/tumblr_n07pvisvvm1rnwsgbo2_1280.jpg</image:loc><image:title>tumblr_n07pvisVvm1rnwsgbo2_1280</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/04/tumblr_mkkrp6acm11rnwsgbo1_540.jpg</image:loc><image:title>tumblr_mkkrp6acm11rnwsgbo1_540</image:title><image:caption>"Counting to One Hundred with my Four-Color Pen"</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/04/screen-shot-2016-04-22-at-2-04-48-am.png</image:loc><image:title>Screen Shot 2016-04-22 at 2.04.48 AM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/04/screen-shot-2016-04-22-at-1-53-04-am.png</image:loc><image:title>Screen Shot 2016-04-22 at 1.53.04 AM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/04/screen-shot-2016-04-22-at-1-44-50-am.png</image:loc><image:title>Screen Shot 2016-04-22 at 1.44.50 AM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/04/stack.png</image:loc><image:title>stack</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/04/cover-image.png</image:loc><image:title>Cover image</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/04/paul-hexagons.jpg</image:loc><image:title>Paul hexagons</image:title></image:image><lastmod>2016-05-06T06:24:18+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2013/02/25/marjorie-rice-inspired-by-math-and-subways/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/02/b225f-filepentagontilings.png</image:loc><image:title>b225f-filepentagontilings</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/02/fishsm.jpg</image:loc><image:title>fishsm</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/02/fishgrid.gif</image:loc><image:title>fishgrid</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/02/type11.gif</image:loc><image:title>type11</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/02/mrice_pic.jpg</image:loc><image:title>mrice_pic</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/02/chris-and-matt.jpg</image:loc><image:title>chris and matt</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/02/subway-map-2.png</image:loc><image:title>subway map 2</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/02/subway-map.jpg</image:loc><image:title>subway map</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/02/wild-about-math-logo.jpg</image:loc><image:title>wild about math logo</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/02/type9.gif</image:loc><image:title>Marjorie's first type of pentagon</image:title></image:image><lastmod>2016-04-21T19:26:23+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2016/03/31/mathy-clocks-spirolaterals-and-mandalas/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/03/screen-shot-2016-03-31-at-11-13-27-am.png</image:loc><image:title>Screen Shot 2016-03-31 at 11.13.27 AM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/03/screen-shot-2016-03-31-at-11-04-41-am.png</image:loc><image:title>Screen Shot 2016-03-31 at 11.04.41 AM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/03/screen-shot-2016-03-31-at-11-00-37-am.png</image:loc><image:title>Screen Shot 2016-03-31 at 11.00.37 AM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/03/screen-shot-2016-03-31-at-10-55-24-am.png</image:loc><image:title>Screen Shot 2016-03-31 at 10.55.24 AM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/03/screen-shot-2016-03-31-at-10-38-10-am.png</image:loc><image:title>Screen Shot 2016-03-31 at 10.38.10 AM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/03/screen-shot-2016-03-31-at-10-33-37-am.png</image:loc><image:title>Screen Shot 2016-03-31 at 10.33.37 AM</image:title></image:image><lastmod>2016-04-03T21:42:22+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2016/01/06/2016-scientile-and-a-new-algorithm/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/01/636px-johnson_graph_j_5_2_-svg.png</image:loc><image:title>636px-johnson_graph_j_5_2_.svg</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/01/babai_jeremykun_1024-615x346.jpg</image:loc><image:title>babai_jeremykun_1024-615x346</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/01/morphingshapes_615x400.gif</image:loc><image:title>MorphingShapes_615x400</image:title><image:caption>All these graphs are isomorphic, and the new algorithm could tell you that... really fast!</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/01/gondos_1.jpg</image:loc><image:title>gondos_1</image:title><image:caption>A gorgeous and flexible tile design by Gabor Gandos</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/01/img_7017.jpg</image:loc><image:title>IMG_7017</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/01/cord-project-template.jpg</image:loc><image:title>cord project template</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2016/01/2016-card-project.jpg</image:loc><image:title>2016 card project</image:title></image:image><lastmod>2016-04-22T12:25:52+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/curating/</loc><lastmod>2015-10-15T15:20:47+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/2015/10/12/fold-and-cut-my-favorite-spaces-and-hook/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/10/house-with-2-rooms.png</image:loc><image:title>House with 2 rooms</image:title></image:image><lastmod>2016-06-12T18:54:41+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2015/09/19/hypernom-euclid-the-game-and-math-quilts/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/09/ellison-parabola-quilt.jpg</image:loc><image:title>Ellison parabola quilt</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/09/ellison-poincare-quilt.jpg</image:loc><image:title>Ellison poincare quilt</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/09/ellison-tessellation-quilt.jpg</image:loc><image:title>Ellison tessellation quilt</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/09/euclid-the-game.png</image:loc><image:title>Euclid the game</image:title><image:caption>On my way to constructing an equilateral triangle. What should I do next?</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/09/playing-hypernom.png</image:loc><image:title>Playing hypernom</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/09/hypernom1.png</image:loc><image:title>Hypernom</image:title><image:caption>Noming through tasty tasty tetrahedra. Mmmm!</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/09/hypernom.png</image:loc><image:title>Hypernom</image:title></image:image><lastmod>2016-03-04T04:00:42+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/perfect/</loc><lastmod>2015-08-05T14:20:13+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/2015/05/31/web-applets-space-fillers-and-sisters/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/06/julia-and-constance.png</image:loc><image:title>Julia and Constance</image:title><image:caption>Julia and Constance as young girls.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/06/constance-reid.png</image:loc><image:title>Constance Reid</image:title><image:caption>Julia's sister, Constance Reid</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/06/juliarobinson.png</image:loc><image:title>JuliaRobinson</image:title><image:caption>Julia Robinson</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/06/circle_prog_1b_anime.gif</image:loc><image:title>circle_prog_1B_Anime</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/06/hearts.png</image:loc><image:title>hearts</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/06/fish.png</image:loc><image:title>fish</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/06/chords.png</image:loc><image:title>chords</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/06/shapes.png</image:loc><image:title>shapes</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/06/eyes.png</image:loc><image:title>eyes</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/06/doublecircles.png</image:loc><image:title>doublecircles</image:title></image:image><lastmod>2015-06-04T20:16:05+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2015/04/15/continents-math-explorers-club-and-i-use-math-for/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/04/nmflogo_horiz_rgb_300dpi2.jpg</image:loc><image:title>NMFLogo_Horiz_RGB_300DPI2</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/04/laserpointer.png</image:loc><image:title>laserpointer</image:title><image:caption>The first item every sold on the auction site eBay. Click through for the story!</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/04/tesselation1-blog480.jpg</image:loc><image:title>tesselation1-blog480</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/04/static1-squarespace.jpg</image:loc><image:title>stevestrogatz</image:title></image:image><lastmod>2015-11-16T03:54:57+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2015/04/01/the-colorspace-atlas-allrgb-and-hyperbolic-puzzles/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/04/sound-curve-2-blog480.jpg</image:loc><image:title>Sound-Curve-2-blog480</image:title><image:caption>Gary Antonick asks "What is the fewest-bun path between the two white buns? (The two white buns are the first and last — or 40th — buns in the top row."</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/04/hyperbolic-maze-1.png</image:loc><image:title>hyperbolic maze 1</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/04/hyperbolic-maze.png</image:loc><image:title>hyperbolic maze</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/04/starry-night.png</image:loc><image:title>starry-night</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/04/escher-reptiles.png</image:loc><image:title>escher-reptiles</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/04/hilbert.png</image:loc><image:title>hilbert</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/04/rgb_cube_show_lowgamma_cutout_a1.png</image:loc><image:title>RGB_Cube_Show_lowgamma_cutout_a</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/04/rgb_cube_show_lowgamma_cutout_a.png</image:loc><image:title>RGB_Cube_Show_lowgamma_cutout_a</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/04/color-4.jpg</image:loc><image:title>color-4</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/04/rgb-colorspace-atlas.png</image:loc><image:title>RGB Colorspace Atlas</image:title></image:image><lastmod>2015-11-18T01:17:48+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/qa-with-dearing-wang/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/02/bucky.jpg</image:loc><image:title>Bucky</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/02/screen-shot-2015-02-10-at-10-43-10-am.png</image:loc><image:title>Screen Shot 2015-02-10 at 10.43.10 AM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/02/screen-shot-2015-02-10-at-10-39-48-am.png</image:loc><image:title>Screen Shot 2015-02-10 at 10.39.48 AM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/02/screen-shot-2015-02-10-at-10-38-21-am.png</image:loc><image:title>Screen Shot 2015-02-10 at 10.38.21 AM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/02/screen-shot-2015-02-10-at-10-36-59-am.png</image:loc><image:title>Screen Shot 2015-02-10 at 10.36.59 AM</image:title></image:image><lastmod>2016-05-27T15:07:32+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/2015/03/26/sphericon-national-curve-bank-and-cardioid-string-art/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/03/wooden-sphericon.jpg</image:loc><image:title>Wooden sphericon</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/03/string-cardioid.jpg</image:loc><image:title>String cardioid</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/03/epicycloida.gif</image:loc><image:title>epicycloida</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/03/ncbmastertitle.jpg</image:loc><image:title>ncbmastertitle</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/03/sphericon-pattern.jpg</image:loc><image:title>Sphericon pattern</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/03/how-to-make-a-sphericon.jpg</image:loc><image:title>How to make a sphericon</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/03/sphericon-gif.gif</image:loc><image:title>Sphericon gif</image:title></image:image><lastmod>2015-11-17T00:52:03+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2015/03/12/pi-digit-pi-patterns-and-pi-day-anthem/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/03/pi_indexpage-152x3001.jpg</image:loc><image:title>pi_IndexPage-152x300</image:title><image:caption>John Conway at the pi recitation contest in Princeton.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/03/pi_indexpage-152x300.jpg</image:loc><image:title>pi_IndexPage-152x300</image:title><image:caption>John Conway at the pi recitation contest in Princeton.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/03/plouffeart.png</image:loc><image:title>PlouffeArt</image:title><image:caption>Check out some of Simon's math art!</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/03/pivolant1.jpg</image:loc><image:title>pivolant1</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/03/plouffe.png</image:loc><image:title>plouffe</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/03/pi31415.jpg</image:loc><image:title>Pi31415</image:title><image:caption>Aziz and Peter's patterns.</image:caption></image:image><lastmod>2016-01-25T04:32:50+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2015/03/04/sequence-day-penguins-and-a-little-folding/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/03/sequences-days-this-century.png</image:loc><image:title>Sequences days this century</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/03/sequence-day.png</image:loc><image:title>Sequence day</image:title></image:image><lastmod>2015-11-23T00:24:00+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/qa/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/09/melissa.jpg</image:loc><image:title>Melissa</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/09/emilylevitatingacrobats.jpg</image:loc><image:title>EmilyLevitatingAcrobats</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/09/monica-lucas.jpeg</image:loc><image:title>Monica Lucas</image:title></image:image><lastmod>2018-03-05T17:28:22+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/2015/02/19/squareroots-concave-states-and-sea-ice/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/02/karensaxe.jpg</image:loc><image:title>KarenSaxe</image:title><image:caption>Karen Saxe</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/02/simstrees.png</image:loc><image:title>simstrees</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/02/gerry.png</image:loc><image:title>gerry</image:title><image:caption>Awesome animal kingdom gerrymandering video!</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/02/3fe3acace86442e7a0ddf5c7369f14dc-480x480x351.gif</image:loc><image:title>3fe3acace86442e7a0ddf5c7369f14dc.480x480x351</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/02/africanamericanpi.png</image:loc><image:title>AfricanAmericanPi</image:title><image:caption>African American Pi.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/02/americanpi.png</image:loc><image:title>AmericanPi</image:title><image:caption>American Pi.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/02/20141023sims.jpg</image:loc><image:title>20141023sims</image:title><image:caption>John Sims.</image:caption></image:image><lastmod>2016-10-26T15:15:25+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/reflection-sheets-for-posts/</loc><lastmod>2015-02-22T02:31:35+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/for-teachers/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/07/for-teachers.png</image:loc><image:title>For Teachers</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/07/journal-mm.png</image:loc><image:title>journal MM</image:title></image:image><lastmod>2015-04-19T06:07:26+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/2015/02/12/braids-hacktastic-and-rock-climbing/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/02/rock-climbing-skip.jpg</image:loc><image:title>Rock climbing Skip</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/02/laura-taalman.jpg</image:loc><image:title>Laura Taalman</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/02/trig-bracelets.jpg</image:loc><image:title>trig bracelets</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/02/programmed-braid.jpg</image:loc><image:title>programmed braid</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/02/braids.jpg</image:loc><image:title>braids</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/02/syl_diosnedys_new1.jpg</image:loc><image:title>SYL_Diosnedys_new1</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/02/lym_angel.jpg</image:loc><image:title>lym_angel</image:title></image:image><lastmod>2015-02-28T23:59:28+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/games-gallery/</loc><lastmod>2015-02-09T03:33:12+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/readers-gallery/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/10/2048max-copy.png</image:loc><image:title>2048max copy</image:title><image:caption>Games</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/10/2048max.png</image:loc><image:title>2048max</image:title><image:caption>2048 Max Score</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/10/screen-shot-2014-12-06-at-2-41-33-pm.png</image:loc><image:title>Screen Shot 2014-12-06 at 2.41.33 PM</image:title><image:caption>Videos
</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/10/string-art-square.jpg</image:loc><image:title>String art square</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/10/blrpoimceaamhiv.jpg</image:loc><image:title>BlrPOImCEAAmHIv</image:title><image:caption>Drawings</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/10/qlt28rhombic.jpg</image:loc><image:title>qlt28rhombic</image:title><image:caption>Another by Anabeth Dollins!  It's a rhombic hexecontahedron--more info &lt;a href="http://www.personal.psu.edu/axd2/quilt/qlt28.html"&gt;here&lt;/a&gt;!</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/10/photo.jpg</image:loc><image:title>photo</image:title><image:caption>This knitted stellated icosahedron was made by Liza Goldberg, a high school math teacher. It's about four inches across. Anabeth Dollins is her mom!</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/10/qlt16qed.jpg</image:loc><image:title>qlt16QED</image:title><image:caption>And another quilt! This one's by &lt;a href="http://www.personal.psu.edu/axd2/quilt/qlt16.html"&gt;Anabeth Dollins&lt;/a&gt;, a retired mathematics teacher. Do you see Pythagoras?</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/10/evelynquilt.jpg</image:loc><image:title>evelynquilt</image:title><image:caption>The first work in our gallery is by Evelyn Lamb. She made this quilt for her grandparents' 64th anniversary. Read more about it &lt;a href="http://evelynsews.blogspot.com/2012/10/64th-anniversary-tablecloth-i-theory.html"&gt;here&lt;/a&gt; and &lt;a href="http://evelynsews.blogspot.com/2012/10/64th-anniversary-tablecloth-ii-practice.html"&gt;here&lt;/a&gt;!</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/10/empty_gallery.jpg</image:loc><image:title>empty_gallery</image:title><image:caption>Help us to fill our mathematical gallery!</image:caption></image:image><lastmod>2015-11-17T00:11:20+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/qa/qa-with-emily-vanderpol/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/12/402235_790572678868_1170236413_n2.jpg</image:loc><image:title>402235_790572678868_1170236413_n</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/12/402235_790572678868_1170236413_n1.jpg</image:loc><image:title>402235_790572678868_1170236413_n</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/12/402235_790572678868_1170236413_n.jpg</image:loc><image:title>402235_790572678868_1170236413_n</image:title></image:image><lastmod>2015-02-09T02:13:51+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/qa/qa-with-bryce-summer/</loc><lastmod>2015-02-09T02:12:49+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/qa/qa-with-frank-ruskey/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/08/frank.png</image:loc><image:title>Frank</image:title></image:image><lastmod>2015-02-09T02:11:09+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/qa/qa-with-khalegh-mamakani/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/08/khalegh.png</image:loc><image:title>Khalegh</image:title></image:image><lastmod>2015-02-09T02:09:33+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/qa/qa-with-monica-lucas/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/monica-lucas.jpeg</image:loc><image:title>Monica Lucas</image:title></image:image><lastmod>2015-02-09T02:08:07+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/qa/qa-with-tiffanyc-inglis/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/tiffanyinglis.jpg</image:loc><image:title>Tiffany C. Inglis</image:title></image:image><lastmod>2015-11-18T04:28:06+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/qa/qa-with-samuel-hansen/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/09/samuel-hansen.jpg</image:loc><image:title>Samuel Hansen</image:title></image:image><lastmod>2018-03-19T21:14:54+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/qa/qa-with-tomas-floden/</loc><lastmod>2015-11-20T15:30:11+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/qa/qa-with-jason-davies/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/08/jasondavies-small.jpeg</image:loc><image:title>Jason Davies</image:title></image:image><lastmod>2015-02-09T02:00:58+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/qa/qa-with-tim-and-tanya-chartier/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/12/tanyapush.png</image:loc><image:title>tanyaPush</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/12/tcinfiniterope-183x300.jpg</image:loc><image:title>tcInfiniteRope-183x300</image:title></image:image><lastmod>2015-11-20T02:28:26+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/qa/qa-with-david-chappell/</loc><lastmod>2015-02-09T00:53:11+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/qa/qa-with-melissa-budinic/</loc><lastmod>2015-11-20T15:40:57+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/qa/qa-with-elwyn-berlekamp/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/03/dotsboxes.jpg</image:loc><image:title>dotsboxes</image:title><image:caption>Elwyn's booklet about Dots-and-Boxes</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/03/elwyn.png</image:loc><image:title>Elwyn</image:title><image:caption>Elwyn Berlekamp</image:caption></image:image><lastmod>2015-02-08T20:51:26+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/qa/qa-with-kevin-wang/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/09/kevin-wang1.jpeg</image:loc><image:title>Kevin Wang</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/09/kevin-wang.jpeg</image:loc><image:title>Kevin Wang</image:title></image:image><lastmod>2015-02-08T20:41:40+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/2015/02/05/dearing-edmark-and-the-octothorpean-order/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/02/toronto-na1130-pound.jpg</image:loc><image:title>toronto-na1130-pound</image:title><image:caption>An octothorpe</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/02/screen-shot-2015-02-04-at-11-09-54-pm.png</image:loc><image:title>Screen Shot 2015-02-04 at 11.09.54 PM</image:title><image:caption>PatTurn</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/02/john-edmark.jpg</image:loc><image:title>John edmark</image:title><image:caption>John Edmark</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/02/dearing-wang.jpg</image:loc><image:title>Dearing Wang</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/02/screen-shot-2015-02-04-at-10-05-45-pm.png</image:loc><image:title>Screen Shot 2015-02-04 at 10.05.45 PM</image:title><image:caption>Impossible Octagon</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/02/screen-shot-2015-02-04-at-10-06-41-pm.png</image:loc><image:title>Screen Shot 2015-02-04 at 10.06.41 PM</image:title><image:caption>3 Fish in a Pond</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/02/screen-shot-2015-02-04-at-10-08-34-pm.png</image:loc><image:title>Screen Shot 2015-02-04 at 10.08.34 PM</image:title><image:caption>The Diamond Wedge Pattern</image:caption></image:image><lastmod>2015-02-07T06:42:55+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/coloring-sheets-by-dearing-wang/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/02/tesseract-mandala.jpg</image:loc><image:title>Tesseract Mandala</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/02/seed-of-life.jpg</image:loc><image:title>Seed of Life</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/02/seed-of-life.gif</image:loc><image:title>Seed of Life</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/02/honeycomb-color-sheet.jpg</image:loc><image:title>HoneyComb Color Sheet</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/02/12-spiral-rosette.jpg</image:loc><image:title>12 Spiral Rosette</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/02/8-moonphases1.jpg</image:loc><image:title>8 MoonPhases</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/02/8-moonphases.jpg</image:loc><image:title>8 MoonPhases</image:title></image:image><lastmod>2015-02-05T15:31:55+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/2015/01/27/squircles-coloringbooks-and-snowfakes/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/01/v4c.jpg</image:loc><image:title>v4c</image:title><image:caption>Marshall and Violet.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/01/screen-shot-2015-01-27-at-2-06-04-pm.png</image:loc><image:title>Screen Shot 2015-01-27 at 2.06.04 PM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/01/screen-shot-2015-01-27-at-2-05-28-pm.png</image:loc><image:title>Screen Shot 2015-01-27 at 2.05.28 PM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/01/screen-shot-2015-01-27-at-2-05-49-pm.png</image:loc><image:title>Screen Shot 2015-01-27 at 2.05.49 PM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/01/troika_squaring-the-circle_01_l.jpg</image:loc><image:title>Troika_Squaring-the-Circle_01_L</image:title><image:caption>"Squaring the Circle" by Troika.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/01/screen-shot-2015-01-27-at-1-36-31-pm.png</image:loc><image:title>Screen Shot 2015-01-27 at 1.36.31 PM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/01/screen-shot-2015-01-27-at-1-36-11-pm.png</image:loc><image:title>Screen Shot 2015-01-27 at 1.36.11 PM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/01/screen-shot-2015-01-27-at-1-35-54-pm.png</image:loc><image:title>Screen Shot 2015-01-27 at 1.35.54 PM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/01/screen-shot-2015-01-27-at-1-20-13-pm.png</image:loc><image:title>Screen Shot 2015-01-27 at 1.20.13 PM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2015/01/screen-shot-2015-01-27-at-1-19-48-pm.png</image:loc><image:title>Screen Shot 2015-01-27 at 1.19.48 PM</image:title></image:image><lastmod>2015-02-02T23:23:30+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2015/01/15/harriss-spiral-math-snacks-and-set/</loc><lastmod>2015-02-11T10:23:32+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2014/12/18/nice-neighbors-spinning-gifs-and-breakfast/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/12/irreducible.png</image:loc><image:title>irreducible</image:title><image:caption>The irreducible digital images containing 1, 5, 6, and 7 points.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/12/sm_katie1.jpg</image:loc><image:title>sm_katie1</image:title><image:caption>A minimenger.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/12/tumblr_mdv99p6wcp1qfjvexo1_500.gif</image:loc><image:title>tumblr_mdv99p6WcP1qfjvexo1_500</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/12/niceneighbors.gif</image:loc><image:title>NiceNeighbors</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/12/main.jpg</image:loc><image:title>main</image:title><image:caption>The crew from last summer's REU at Fairfield. Chris is furthest in the back.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/12/tumblr_ludmg3sols1qfjvexo1_500.gif</image:loc><image:title>tumblr_ludmg3SoLs1qfjvexo1_500</image:title><image:caption>Clockwise or counterclockwise?</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/12/tumblr_lgbeb0hca81qfjvexo1_1280.png</image:loc><image:title>tumblr_lgbeb0HcA81qfjvexo1_1280</image:title><image:caption>This one is call Powers of Four. Can you spot them?</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/12/tumblr_mrllrk16ii1qfjvexo3_500.gif</image:loc><image:title>tumblr_mrllrk16iI1qfjvexo3_500</image:title><image:caption>Whoa.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/12/tumblr_n51jvyt62i1qfjvexo1_500.gif</image:loc><image:title>tumblr_n51jvyT62I1qfjvexo1_500</image:title><image:caption>This one reminds me of the Whitney Music Box.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/12/sconicsections.jpg</image:loc><image:title>sconicsections</image:title><image:caption>Sconic sections. Yum!</image:caption></image:image><lastmod>2015-11-20T03:11:20+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2014/12/06/mars-triangulation-and-lominoes/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/12/screen-shot-2014-12-06-at-1-52-16-pm.png</image:loc><image:title>Screen Shot 2014-12-06 at 1.52.16 PM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/12/alan-schoen.jpg</image:loc><image:title>Alan Schoen</image:title><image:caption>Alan Schoen with a model of a gyroid</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/12/gyroid.jpg</image:loc><image:title>gyroid</image:title><image:caption>A Gyroid</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/12/rggie-rhombus1.jpg</image:loc><image:title>Rggie Rhombus</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/12/rggie-rhombus.jpg</image:loc><image:title>Rggie Rhombus</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/12/screen-shot-2014-12-05-at-10-30-07-pm.png</image:loc><image:title>Screen Shot 2014-12-05 at 10.30.07 PM</image:title><image:caption>The 2014 Plus Magazine Mathematical Advent Calendar</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/12/screen-shot-2014-12-05-at-10-24-40-pm.png</image:loc><image:title>Screen Shot 2014-12-05 at 10.24.40 PM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/12/screen-shot-2014-12-05-at-10-23-09-pm.png</image:loc><image:title>Screen Shot 2014-12-05 at 10.23.09 PM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/12/screen-shot-2014-12-05-at-10-21-18-pm.png</image:loc><image:title>Screen Shot 2014-12-05 at 10.21.18 PM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/12/screen-shot-2014-12-06-at-12-50-33-pm.png</image:loc><image:title>Screen Shot 2014-12-06 at 12.50.33 PM</image:title><image:caption>Mars</image:caption></image:image><lastmod>2015-01-05T01:00:27+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/gallery-videos/</loc><lastmod>2016-10-14T04:52:28+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/2014/10/27/scary-o-graphic-projection-thinky-the-dragon-and-martin-gardner/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/10/78397497_puzzle1.gif</image:loc><image:title>_78397497_puzzle1</image:title><image:caption>Whats special about this square?  More than you think!</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/10/78397500_puzzle2-e1414386641496.gif</image:loc><image:title>_78397500_puzzle2</image:title><image:caption>Can you fold this strip of 7 squares into a cube?</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/10/mosaic.jpg</image:loc><image:title>MoSAIC</image:title><image:caption>Picture from the MoSAIC website.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/10/thinky-green-e1414385089103.png</image:loc><image:title>thinky-green</image:title><image:caption>Thinky the Dragon.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/10/screen-shot-2014-10-26-at-11-37-13-pm.png</image:loc><image:title>Screen Shot 2014-10-26 at 11.37.13 PM</image:title><image:caption>A stereographic projection sculpture by Henry Segerman.</image:caption></image:image><lastmod>2015-10-18T17:11:44+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/gallery-string-art/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/11/string-art-wall-long.jpg</image:loc><image:title>String art wall long</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/11/string-art-big-circle.jpg</image:loc><image:title>String art big circle</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/11/string-art-different-direction-footballs.jpg</image:loc><image:title>String art different direction footballs</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/11/string-art-same-direction-footballs.jpg</image:loc><image:title>String art same direction footballs</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/11/string-art-frowny.jpg</image:loc><image:title>String art frowny</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/11/string-art-wiskers.jpg</image:loc><image:title>String art wiskers</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/11/string-art-parabola.jpg</image:loc><image:title>String art parabola</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/11/string-art-circle1.jpg</image:loc><image:title>String art circle</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/11/string-art-circle.jpg</image:loc><image:title>String art circle</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/11/string-art-long.jpg</image:loc><image:title>String art long</image:title></image:image><lastmod>2018-03-17T12:57:54+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/qa-with-richard-evan-schwartz/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/10/self4.png</image:loc><image:title>self4</image:title><image:caption>Richard Evan Schwartz (self-portrait).</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/10/dsc03509.jpg</image:loc><image:title>DSC03509</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/10/screen-shot-2014-10-30-at-10-15-25-pm.png</image:loc><image:title>Screen Shot 2014-10-30 at 10.15.25 PM</image:title><image:caption>Lucy &amp; Lily.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/10/joinedtrees750x738.jpg</image:loc><image:title>quilt_ 017</image:title><image:caption>Quilt by Brienne Brown, Rich's wife.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/10/mcbilliards_3.png</image:loc><image:title>McBilliards_3</image:title><image:caption>McBilliards, Rich's software for studying closed billiard paths in triangles.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/10/langtonsantanimated.gif</image:loc><image:title>LangtonsAntAnimated</image:title><image:caption>Langton's Ant.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/10/screen-shot-2014-10-30-at-9-39-51-pm.png</image:loc><image:title>Screen Shot 2014-10-30 at 9.39.51 PM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/10/screen-shot-2014-10-30-at-9-15-01-pm.png</image:loc><image:title>Screen Shot 2014-10-30 at 9.15.01 PM</image:title><image:caption>You can count on monsters!</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/10/screen-shot-2014-10-30-at-9-04-27-pm.png</image:loc><image:title>Screen Shot 2014-10-30 at 9.04.27 PM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/10/rich_guyfawkes.png</image:loc><image:title>rich_guyfawkes</image:title></image:image><lastmod>2015-11-20T01:54:22+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/share-campaign/</loc><lastmod>2014-10-23T11:48:03+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/2014/10/19/weights-crazy-geometry-game-and-pumpkin-polyhedra/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/10/pumpkin-polyhedra-lit.jpg</image:loc><image:title>Pumpkin polyhedra lit</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/10/pumpkin-polyhedra.jpg</image:loc><image:title>Pumpkin polyhedra</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/10/truncated-icosahedron-pumpkin.jpg</image:loc><image:title>Truncated icosahedron pumpkin</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/10/circle-two-pack.jpg</image:loc><image:title>Circle two pack</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/10/weighing-puzzle.jpg</image:loc><image:title>Weighing puzzle</image:title></image:image><lastmod>2014-11-16T22:43:43+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2014/10/07/spheres-gears-and-souvenirs/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/10/wuzzit.png</image:loc><image:title>wuzzit</image:title><image:caption>This Wuzzit is in trouble!</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/10/loxodromesconce4-large.jpg</image:loc><image:title>spiral shadows</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/10/420px-tiling_dual_semiregular_v3-3-4-3-4_cairo_pentagonal-svg.png</image:loc><image:title>420px-Tiling_Dual_Semiregular_V3-3-4-3-4_Cairo_Pentagonal.svg</image:title><image:caption>Cairo Pentagonal Tiling</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/10/warsaw_circle.png</image:loc><image:title>Warsaw_Circle</image:title><image:caption>The Warsaw Circle</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/10/bppsim-thumb-300x333-2381.gif</image:loc><image:title>bppsim-thumb-300x333-2381</image:title><image:caption>Arctic Circle Theorem</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/10/gears_game.png</image:loc><image:title>Gears_Game</image:title><image:caption>Can you find the moves to make all the gears point downwards?</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/10/poster2.jpg</image:loc><image:title>Poster2</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/10/92gearsphere-20-24-16.gif</image:loc><image:title>92GearSphere-20-24-16</image:title></image:image><lastmod>2014-12-01T00:00:03+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2014/09/29/squaring-water-calculator-and-snap-the-turtle/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/09/snap-the-turtle.jpg</image:loc><image:title>Snap the Turtle</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/09/mrs-perkins-quilt-152.jpg</image:loc><image:title>Mrs. Perkin's quilt 152</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/09/mrs-perkins-quilt-18.jpg</image:loc><image:title>Mrs. Perkin's quilt 18</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/09/mrs-perkins-quilt-1.jpg</image:loc><image:title>Mrs. Perkin's quilt 1</image:title></image:image><lastmod>2015-01-06T16:15:49+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2014/09/15/marc-chamberland-math-fonts-and-congruent-triangles/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/09/screen-shot-2014-09-15-at-9-07-28-pm.png</image:loc><image:title>Screen Shot 2014-09-15 at 9.07.28 PM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/09/screen-shot-2014-09-15-at-9-05-54-pm.png</image:loc><image:title>Screen Shot 2014-09-15 at 9.05.54 PM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/09/screen-shot-2014-09-15-at-9-22-09-pm.png</image:loc><image:title>Screen Shot 2014-09-15 at 9.22.09 PM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/09/4051.jpg</image:loc><image:title>4051</image:title><image:caption>The 4051 Tektronix Graphics Terminal</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/09/fun.png</image:loc><image:title>Fun</image:title><image:caption>A font based on glass bending</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/09/conveyor-belts.png</image:loc><image:title>Conveyor Belts</image:title><image:caption>A Conveyor Belt Font by Erik and Martin Demaine</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/09/marc-chamberland.jpg</image:loc><image:title>Marc Chamberland</image:title><image:caption>Marc Chamberland</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/09/inner-square-marc-chamberland.jpg</image:loc><image:title>Inner Square - Marc Chamberland</image:title><image:caption>"Inner Square" by Marc Chamberland</image:caption></image:image><lastmod>2015-10-30T01:08:58+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2014/09/10/zentangle-graph-paper-and-pancake-art/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/09/1-dsc050423.jpg</image:loc><image:title>1-DSC05042[3]</image:title><image:caption>A 7/3 star spirocake.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/09/grids.png</image:loc><image:title>grids</image:title><image:caption>Squares and dots and crosses, oh my!</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/09/thumbnail-1.gif</image:loc><image:title>thumbnail-1</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/09/thumbnail-2.gif</image:loc><image:title>thumbnail-2</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/09/thumbnail-3.gif</image:loc><image:title>thumbnail-3</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/09/thumbnail.gif</image:loc><image:title>thumbnail</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/09/rpvsa.jpg</image:loc><image:title>RPvsA</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/09/rivsj.jpg</image:loc><image:title>RIvsJ</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/09/justin_doodle.jpg</image:loc><image:title>justin_doodle</image:title><image:caption>My recent doodling.</image:caption></image:image><lastmod>2016-04-29T01:24:58+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2014/09/01/fields-medal-favorite-numbers-and-the-grapes-of-math/</loc><lastmod>2014-12-19T18:49:49+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2014/07/13/stomachion-toilet-math-and-domino-computer-returns/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/07/ostomachion536solutions_850.gif</image:loc><image:title>Ostomachion536Solutions_850</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/07/stomaanim.gif</image:loc><image:title>StomaAnim</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/07/stomachion_850.gif</image:loc><image:title>Stomachion_850</image:title></image:image><lastmod>2018-05-10T19:53:13+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/math-art-tools/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/05/math-munch-doodal.jpg</image:loc><image:title>math-munch-doodal</image:title><image:caption>Doodal</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/05/chappellsm2.png</image:loc><image:title>chappellsm</image:title><image:caption>Meander Pattern Applet</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/05/chappellsm1.png</image:loc><image:title>chappellsm</image:title><image:caption>Meander Pattern Applet</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/05/chappellsm.png</image:loc><image:title>chappellsm</image:title><image:caption>Meander Pattern Applet</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/05/chappell.png</image:loc><image:title>chappell</image:title><image:caption>David Chappell's Meander Pattern Applet</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/05/kali.png</image:loc><image:title>Kali</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/05/3dtin.png</image:loc><image:title>3DTin</image:title><image:caption>3DTin</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/05/tessellation-example.png</image:loc><image:title>Tessellate!</image:title><image:caption>Tessellate</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/05/origami-player.png</image:loc><image:title>Origami Player</image:title><image:caption>Origami Player</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/05/picture-21.png</image:loc><image:title>TinkerCAD</image:title><image:caption>TinkerCAD</image:caption></image:image><lastmod>2015-11-04T05:08:17+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/2014/08/08/the-art-of-merete-rasmussen-a-game-about-squares-and-vax/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/08/screen-shot-2014-08-08-at-9-29-36-pm.png</image:loc><image:title>Screen Shot 2014-08-08 at 9.29.36 PM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/08/game-about-squares.png</image:loc><image:title>Game About Squares</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/08/blue-gray.jpg</image:loc><image:title>Blue Gray</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/08/blue.jpg</image:loc><image:title>Blue</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/08/gray.jpg</image:loc><image:title>Gray</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/08/merete-rasmussen.jpg</image:loc><image:title>Merete Rasmussen</image:title><image:caption>Merete Rasmussen at work</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/08/hyperseeing-summer-14.png</image:loc><image:title>Hyperseeing Summer '14</image:title><image:caption>Hyperseeing Summer '14</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/08/merete-rasmussen-at-work.png</image:loc><image:title>Merete Rasmussen at work</image:title><image:caption>Merete Rasmussen at work</image:caption></image:image><lastmod>2016-01-08T05:54:44+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2014/07/07/8-bit-pixel-art-and-aliens/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/07/tumblr_n15wfjuzb11qd08iyo1_500.gif</image:loc><image:title>tumblr_n15wfjUZb11qd08iyo1_500</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/07/shovel-knight.png</image:loc><image:title>shovel-knight</image:title><image:caption>Shovel Knight must rescue his friend Shield Knight in a timeless tale of shovelry.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/07/pong.jpg</image:loc><image:title>Pong</image:title><image:caption>Pong, the oldest game many people are familiar with. 1-bit colors!</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/07/pixelatedcrown.png</image:loc><image:title>pixelatedcrown</image:title><image:caption>Art by PixelatedCrown. Check out her blog!</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/07/mine.png</image:loc><image:title>mine</image:title><image:caption>My own work.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/07/megmanextreme.jpg</image:loc><image:title>MegaMan Extreme</image:title><image:caption>15-bit graphics! No idea why 15.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/07/megaman.jpg</image:loc><image:title>MegaMan</image:title><image:caption>2-bit graphics, in this "pea soup" color scheme.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/07/fool.png</image:loc><image:title>fool</image:title><image:caption>One of my all time favourite artists, Fool. </image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/07/cosmiccall.gif</image:loc><image:title>cosmiccall</image:title><image:caption>The Cosmic Call! Are you smarter than an alien?</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/07/arecibo-message.gif</image:loc><image:title>arecibo-message</image:title><image:caption>We sent this into space. No kidding.</image:caption></image:image><lastmod>2014-11-07T21:27:54+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2014/06/24/the-world-cup-group-stage-math-at-first-sight-and-geokone/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/06/geokone1.png</image:loc><image:title>geokone1</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/06/geokone3.png</image:loc><image:title>geokone3</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/06/geokone2.png</image:loc><image:title>geokone2</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/06/brazuca-e1403656825985.jpg</image:loc><image:title>Brazuca</image:title><image:caption>Brazuca: The 2014 World Cup Ball</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/06/hinged-tetriamonds.png</image:loc><image:title>Hinged Tetriamonds</image:title><image:caption>A lovely family portrait of the hinged tetriamonds.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/06/hinged-tetriamond-set.png</image:loc><image:title>Hinged Tetriamond set</image:title><image:caption>The Complete Set of "Hinged Tetriamonds"</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/06/alexandre-owen-muniz-e1403634942367.jpg</image:loc><image:title>Alexandre Owen Muniz</image:title><image:caption>Alexandre Owen Muñiz, Author of Puzzle Zapper.  (click for an interview video about Alexandre's interactive fiction)</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/06/puzzle-zapper.png</image:loc><image:title>Puzzle Zapper</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/06/world-cup-group-stage-results.png</image:loc><image:title>World Cup Group Stage Results</image:title></image:image><lastmod>2014-11-14T18:50:37+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2014/06/12/girls-angle-spiral-tilings-and-coins/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/06/spiralgen.gif</image:loc><image:title>spiralgen</image:title><image:caption>Spirals</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/06/geom-color.gif</image:loc><image:title>geom-color</image:title><image:caption>Coloring</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/06/circles-76667.gif</image:loc><image:title>circles-76667</image:title><image:caption>Circles and spheres</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/06/girlsanglecover.png</image:loc><image:title>GirlsAngleCover</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/06/coins.png</image:loc><image:title>coins</image:title><image:caption>I solved this Coins puzzle in four moves. Can you? Can you do better?</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/06/triangleflip.jpg</image:loc><image:title>triangleflip</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/06/hexspiral.gif</image:loc><image:title>hexspiral</image:title></image:image><lastmod>2014-10-20T00:56:01+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2014/06/03/halving-fun-self-tiling-tile-sets-and-doodal/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/06/math-munch-doodal.jpg</image:loc><image:title>Math Munch Doodal</image:title><image:caption>A fractal Math Munch Doodal</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/06/screen-shot-2014-06-03-at-8-01-26-pm.png</image:loc><image:title>Self-tiling latin square</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/06/lee-sallows.jpg</image:loc><image:title>Lee Sallows</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/06/tetrahedron.gif</image:loc><image:title>Tetrahedron</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/06/reptile3.png</image:loc><image:title>reptile3</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/06/reptile2.png</image:loc><image:title>reptile2</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/06/reptile-1.png</image:loc><image:title>reptile 1</image:title><image:caption>A family of self-tiling tiles</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/06/halftetra.png</image:loc><image:title>halftetra</image:title><image:caption>Print out two copies of this pattern, cut them out, and fold each along the dotted lines, making two identical solids. Then fit these two pieces together to make a regular tetrahedron.</image:caption></image:image><lastmod>2014-09-19T19:34:38+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2014/05/12/origami-stars-tessellation-stars-and-chaotic-stars/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/05/screenshot-2014-05-12-10-48-46.png</image:loc><image:title>Screenshot 2014-05-12 10.48.46</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/05/400px-tiling_semiregular_3-12-12_truncated_hexagonal-svg.png</image:loc><image:title>400px-Tiling_Semiregular_3-12-12_Truncated_Hexagonal.svg</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/05/type6th.gif</image:loc><image:title>type6th</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/05/type3b.gif</image:loc><image:title>type3b</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/05/type3gr.gif</image:loc><image:title>type3gr</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/05/download.jpeg</image:loc><image:title>download</image:title></image:image><lastmod>2016-01-17T02:02:55+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2014/04/30/tangent-spaces-transplant-matches-and-golyhedra/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/05/labelled-golyhedron.png</image:loc><image:title>labelled-golyhedron</image:title><image:caption>The first ever golyhedron, by Adam P. Goucher</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/05/409.jpg</image:loc><image:title>409</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/05/66.jpg</image:loc><image:title>66</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/05/498.jpg</image:loc><image:title>498</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/05/hex.gif</image:loc><image:title>hex</image:title><image:caption>A box of rays, by Lawrie.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/05/tumblr_m37h8iypbk1r9nwnbo1_500.jpg</image:loc><image:title>tumblr_m37h8iYPBK1r9nwnbo1_500</image:title><image:caption>A box of rays, by Tilman</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/05/golygon.png</image:loc><image:title>Golygon</image:title><image:caption>The smallest golygon. It has sides of lengths 1 through 8.</image:caption></image:image><lastmod>2014-10-12T01:01:28+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2014/04/23/havel-hakimi-temari-and-more-gifs/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/04/sphere.gif</image:loc><image:title>Sphere</image:title><image:caption>Sphere</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/04/rolling-prisms-2.gif</image:loc><image:title>Rolling prisms 2</image:title><image:caption>Rolling Prisms</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/04/octahedron.gif</image:loc><image:title>Pyramid</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/04/spinning-octahedron.gif</image:loc><image:title>Spinning Octahedron</image:title><image:caption>Spinning Octahedra</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/04/screen-shot-2014-04-22-at-11-42-00-pm.png</image:loc><image:title>Temari 2</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/04/screen-shot-2014-04-22-at-11-41-17-pm.png</image:loc><image:title>Temari 1</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/04/screen-shot-2014-04-22-at-11-40-46-pm.png</image:loc><image:title>Temari 3</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/04/temari-large.png</image:loc><image:title>Temari large</image:title><image:caption>Grandmother's temari work</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/04/havel-hakimi.png</image:loc><image:title>Havel-Hakimi</image:title><image:caption>Havel-Hakimi</image:caption></image:image><lastmod>2014-04-25T05:03:40+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/gallery-drawings/</loc><lastmod>2014-04-21T02:45:26+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/gallery-fabric-arts/</loc><lastmod>2014-09-20T14:53:01+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/2014/04/11/truchet-truchet-truchet/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/04/truchet-tiling-5.jpg</image:loc><image:title>Truchet tiling 5</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/04/truchets-equivalences-2.jpg</image:loc><image:title>Truchet's equivalences 2</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/04/truchets-chart.jpg</image:loc><image:title>Truchet's chart</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/04/truchet-tile.gif</image:loc><image:title>Truchet tile</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/04/truchet-tiling-3.jpg</image:loc><image:title>Truchet tiling 3</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/04/truchet-tiling-1.jpg</image:loc><image:title>Truchet tiling 1</image:title></image:image><lastmod>2015-06-08T20:38:20+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2014/04/03/math-awareness-month-hexapawn-and-plane-puzzles/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/04/putteringgol-e1396548185708.png</image:loc><image:title>putteringGoL</image:title><image:caption>puttering's Scratch version of Conway's Game of Life</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/04/unusualcalc.png</image:loc><image:title>unusualcalc</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/04/nalini3.png</image:loc><image:title>nalini3</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/04/hexapawn.png</image:loc><image:title>hexapawn</image:title><image:caption>It is white</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/04/mam.png</image:loc><image:title>MAM</image:title></image:image><lastmod>2015-11-20T15:24:16+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2014/03/24/2048-2584-and-variations-on-a-theme/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/03/2584.png</image:loc><image:title>2584</image:title><image:caption>2584, the Fibonacci variant of 2048</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/03/16384.png</image:loc><image:title>16384</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/03/41.png</image:loc><image:title>4</image:title><image:caption>4, a silly, but interesting little variation</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/03/4.png</image:loc><image:title>4</image:title><image:caption>4</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/03/2048-chain.png</image:loc><image:title>2048 chain</image:title><image:caption>A beautiful chain of powers of two.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/03/20481.png</image:loc><image:title>2048</image:title><image:caption>2048</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/03/gabriele-cirulli.jpeg</image:loc><image:title>Gabriele Cirulli</image:title><image:caption>Gabriele Cirulli</image:caption></image:image><lastmod>2015-11-29T00:11:02+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/classroom-posters/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/08/mmcrosswordfinal1.png</image:loc><image:title>MMcrosswordfinal</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/08/finalclassroomposterunnumbered.jpg</image:loc><image:title>finalclassroomposterunnumbered</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/08/finalclassroomposter.jpg</image:loc><image:title>Classroom Poster</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/08/finalclassroomposterimage.jpg</image:loc><image:title>finalclassroomposterimage</image:title></image:image><lastmod>2014-04-01T04:15:15+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/2013/08/15/temari-function-families-and-clapping-music/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/08/mmposterfinalimage.png</image:loc><image:title>mmposterfinalimage</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/08/mmposterfinal.png</image:loc><image:title>mmposterfinal</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/08/graph3-e1376550540459.png</image:loc><image:title>graph3</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/08/graph2.png</image:loc><image:title>graph2</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/08/graph1.png</image:loc><image:title>graph1</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/08/carolyn-yackel.jpg</image:loc><image:title>Carolyn Yackel</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/08/cuboctahedron.png</image:loc><image:title>Cuboctahedron</image:title><image:caption>Cuboctahedron</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/08/icosidodec.png</image:loc><image:title>icosidodec</image:title><image:caption>Icosidodecahedron</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/08/temari16-e1376546431123.jpg</image:loc><image:title>temari16</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/08/temari15-e1376546392564.jpg</image:loc><image:title>temari15</image:title></image:image><lastmod>2016-06-23T18:28:31+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/submit-your-qs/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/08/doree.jpeg</image:loc><image:title>doree</image:title></image:image><lastmod>2014-03-29T04:30:31+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/qa/qa-with-stuart-anderson/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/05/21913_10151273854169802_28570571_n-1.jpg</image:loc><image:title>21913_10151273854169802_28570571_n-1</image:title><image:caption>Stuart Anderson</image:caption></image:image><lastmod>2014-03-29T04:29:30+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/qa/qa-with-nalini-joshi/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/08/e8-with-thread.jpg</image:loc><image:title>E8-with-thread</image:title><image:caption>A model of E8 made of thread. It's an eight-dimensional mathematical group.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/08/n_joshi.jpg</image:loc><image:title>N_Joshi</image:title></image:image><lastmod>2014-11-09T18:48:37+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/2014/03/13/making-pi-transcending-pi-and-cookies/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/03/escher-cookies-1.jpg</image:loc><image:title>Escher cookies 1</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/03/buffon.jpg</image:loc><image:title>Buffon</image:title><image:caption>Click on the picture to try the applet.</image:caption></image:image><lastmod>2016-06-12T18:51:12+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2012/04/16/squiggles-spheres-and-taxes/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/04/screen-shot-2014-03-09-at-11-16-44-am.png</image:loc><image:title>2011budget</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/04/mathavatar.jpg</image:loc><image:title>mathavatar</image:title><image:caption>Matt Henderson</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/04/rollingspherefill.jpg</image:loc><image:title>RollingSphereFill</image:title><image:caption>For this step distance, it looks like a random walk will fill up the whole sphere. What about other step distances?</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/04/m.png</image:loc><image:title>M</image:title><image:caption>Ravi's doodle</image:caption></image:image><lastmod>2014-03-09T15:19:07+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2014/02/28/fullerenes-fibonacci-walks-and-a-fourier-toy/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/02/fourier.jpg</image:loc><image:title>Fourier</image:title><image:caption>Joseph Fourier</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/02/screen-shot-2014-02-28-at-11-03-15-am.png</image:loc><image:title>Screen Shot 2014-02-28 at 11.03.15 AM</image:title><image:caption>A portion of a Fibonacci word curve.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/02/screen-shot-2014-02-28-at-10-22-42-am.png</image:loc><image:title>Screen Shot 2014-02-28 at 10.22.42 AM</image:title><image:caption>One of Stan and James's shapes, made of equilateral pentagons and hexagons.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/02/discontinuous-function-and-fourier.gif</image:loc><image:title>Discontinuous-function-and-Fourier</image:title><image:caption>A Fourier series that converges to a discontinuous function.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/02/ptolemy_ss.gif</image:loc><image:title>ptolemy_ss</image:title><image:caption>A basic layout of Ptolemy's model, including epicycles.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/02/screen-shot-2014-02-28-at-9-32-47-am.png</image:loc><image:title>Screen Shot 2014-02-28 at 9.32.47 AM</image:title><image:caption>Lucas's applet showing the relationship between epicycles and Fourier series</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/02/freelancer_stan-and-james-2-10-14.jpg</image:loc><image:title>freelancer_Stan-and-James-2-10-14</image:title><image:caption>Stan and James</image:caption></image:image><lastmod>2014-11-07T02:44:20+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2014/02/20/talk-like-a-computer-infinite-hotel-and-video-contest/</loc><lastmod>2015-10-04T17:09:23+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2013/05/29/solitons-contours-and-thinking-sdrawkcab/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/05/vlasov.png</image:loc><image:title>vlasov</image:title><image:caption>Vlasov billiards.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/05/visual_topography_of_a_generation_gap_brooklyn_2.jpg</image:loc><image:title>Visual_Topography_of_a_Generation_Gap_Brooklyn_2</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/05/utopia-70.jpg</image:loc><image:title>Utopia-70</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/05/level_curves.jpg</image:loc><image:title>level_curves</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/05/vid4.png</image:loc><image:title>vid4</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/05/vid3.png</image:loc><image:title>vid3</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/05/arc-013.png</image:loc><image:title>ARC-013</image:title><image:caption>Nalini Joshi lecturing about solitons.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/05/vid2.png</image:loc><image:title>vid2</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/05/vid1.png</image:loc><image:title>vid1</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/05/cassini.png</image:loc><image:title>Cassini</image:title><image:caption>Level curves that are generalized Cassini curves. Also, kind of looks like a four-body problem.
(click for video)</image:caption></image:image><lastmod>2014-05-02T04:28:12+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2014/02/06/byrnes-euclid-helen-friel-and-polygonjazz/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/02/byrnes-proof.jpg</image:loc><image:title>Byrne's proof</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/02/screen-shot-2014-02-05-at-11-58-04-pm.png</image:loc><image:title>Screen Shot 2014-02-05 at 11.58.04 PM</image:title><image:caption>Downloadable model</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/02/polygonjazz.png</image:loc><image:title>PolygonJazz</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/02/screen-shot-2014-02-05-at-11-46-00-pm.png</image:loc><image:title>Screen Shot 2014-02-05 at 11.46.00 PM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/02/euclid-4.jpg</image:loc><image:title>Euclid 4</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/02/euclid-3.jpg</image:loc><image:title>Euclid 3</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/02/euclid-2.jpg</image:loc><image:title>Euclid 2</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/02/euclid-1.jpg</image:loc><image:title>Euclid 1</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/02/oliver-byrnes-19th-c-pyth-thm1.png</image:loc><image:title>Oliver Byrne's 19th C Pyth Thm</image:title><image:caption>Oliver Byrne's 1871 color edition</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/02/13th-century-pythagorean-theorem2.jpg</image:loc><image:title>13th Century Pythagorean Theorem</image:title><image:caption>Nasir al-Din al-Tusi's 13th century arabic translation of Euclid's proof.</image:caption></image:image><lastmod>2015-10-04T17:18:42+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2014/01/27/light-bulbs-lanterns-and-lights-out/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/01/lightout.jpg</image:loc><image:title>lightout</image:title><image:caption>The original Lights Out handheld game from 1995.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/01/cylinder1_preview.gif</image:loc><image:title>Cylinder1_Preview</image:title><image:caption>A "nicely" triangulated cylinder.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/01/a-bigger-harder-lights-out-lead.jpg</image:loc><image:title>a-bigger-harder-lights-out-lead</image:title><image:caption>Robert Torrence and his Lights Out puzzle.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/01/bvhqljncqaaup39.jpg</image:loc><image:title>BVhqlJnCQAAuP39</image:title><image:caption>Evelyn's Schwartz lantern.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/01/octahedron.png</image:loc><image:title>octahedron</image:title><image:caption>Mike's octahedron.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/01/thomas-edison.jpg</image:loc><image:title>thomas-edison</image:title></image:image><lastmod>2015-11-20T04:48:20+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2014/01/22/linking-newspaper-rings-pascals-colors-and-poetry-of-math/</loc><lastmod>2016-06-12T16:30:27+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2014/01/13/geometric-decor-multiplying-platonic-solids-and-byrnes-elements/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/01/screen-shot-2014-01-13-at-10-49-31-pm.png</image:loc><image:title>C3</image:title><image:caption>C3</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/01/screen-shot-2014-01-13-at-10-49-19-pm.png</image:loc><image:title>B1</image:title><image:caption>B1</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/01/screen-shot-2014-01-13-at-10-49-27-pm.png</image:loc><image:title>B2</image:title><image:caption>B2</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/01/screen-shot-2014-01-13-at-10-49-10-pm.png</image:loc><image:title>E4</image:title><image:caption>E4</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/01/screen-shot-2014-01-13-at-10-49-02-pm.png</image:loc><image:title>B3</image:title><image:caption>B3</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/01/screen-shot-2014-01-13-at-10-48-54-pm.png</image:loc><image:title>A1</image:title><image:caption>A1</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/01/platonic-multiplication.jpg</image:loc><image:title>Platonic multiplication</image:title><image:caption>A Platonic solid "multiplication" chart</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/01/metal-zome-node.png</image:loc><image:title>Metal Zome node</image:title><image:caption>Metal Icosidodecahedra</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/01/white-octahedron.png</image:loc><image:title>White Octahedron</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2014/01/blue-cuboctahedron.png</image:loc><image:title>Blue Cuboctahedron</image:title></image:image><lastmod>2014-01-22T05:16:36+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2013/12/17/virtual-hyenas-markov-chains-and-random-knights/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/12/profile.png</image:loc><image:title>Profile</image:title><image:caption>Eric Czekner</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/12/arend_hintze.png</image:loc><image:title>Arend_Hintze</image:title><image:caption>Arend Hintze</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/12/knight200.png</image:loc><image:title>knight200</image:title><image:caption>The probabili</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/12/knight5.png</image:loc><image:title>knight5</image:title><image:caption>How likely it is that a knight lands on each square after five moves, starting from b1.</image:caption></image:image><lastmod>2014-10-30T03:08:31+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2013/12/11/math-meets-art-quarto-and-snow/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/12/p13.jpg</image:loc><image:title>p13</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/12/p3.jpg</image:loc><image:title>p3</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/12/gauss17_small.jpg</image:loc><image:title>gauss17_small</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/12/brucker-ics-darkrye-square.jpg</image:loc><image:title>BRUCKER-ICS-DARKRYE-SQUARE</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/12/article-0-19f9e81700000578-263_634x286.jpg</image:loc><image:title>article-0-19F9E81700000578-263_634x286</image:title></image:image><lastmod>2018-03-15T21:29:39+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2013/12/03/jim-loy-exploding-dots-and-an-advent-calendar/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/12/advent-calendar-2.jpg</image:loc><image:title>advent calendar 2</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/12/pig-pen-cipher.png</image:loc><image:title>Pig Pen Cipher</image:title><image:caption>pig pen cipher</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/12/matchstick-puzzle-1.png</image:loc><image:title>Matchstick Puzzle 1</image:title><image:caption>Matchstick Puzzles</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/12/jim-loy.gif</image:loc><image:title>Jim Loy</image:title><image:caption>Jim Loy</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/12/jim-loy-maze.png</image:loc><image:title>Jim Loy Maze</image:title><image:caption>Jim's Maze</image:caption></image:image><lastmod>2014-01-17T06:11:35+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2013/11/21/isomorphisms-in-five-parquet-deformations-and-pow/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/11/30-60-90.png</image:loc><image:title>30- 60-90</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/11/hilbert_ih62_a.png</image:loc><image:title>hilbert_ih62_a</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/11/2012_10_31-par5.jpg</image:loc><image:title>2012_10_31-par5</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/11/parquet-10.png</image:loc><image:title>parquet-10</image:title></image:image><lastmod>2014-12-01T04:00:10+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2013/11/04/numenko-turning-square-and-toilet-paper/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/11/level.png</image:loc><image:title>level</image:title><image:caption>The level!</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/11/leveledit.png</image:loc><image:title>leveledit</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/11/diagram.jpg</image:loc><image:title>diagram</image:title><image:caption>A diagram that illustrates how Britney derived her equation.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/11/280px-britney_gallivan_folding.jpg</image:loc><image:title>280px-Britney_Gallivan_Folding</image:title><image:caption>Britney Gallivan and her 11th fold.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/11/multichoice.jpg</image:loc><image:title>multichoice</image:title><image:caption>The Multichoice tile.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/11/tom-1972.jpg</image:loc><image:title>Tom 1972</image:title><image:caption>Tom in 1972.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/11/competition-no-5.png</image:loc><image:title>Competition-No-5</image:title><image:caption>Can you replace the Multichoice tiles to create a true number sentence?</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/11/game-55.jpg</image:loc><image:title>game 55</image:title><image:caption>Tom playing Numenko with his grandkids.</image:caption></image:image><lastmod>2014-11-07T21:22:10+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2013/10/27/digital-art-mastermind-and-pythagoras/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/10/image131.jpg</image:loc><image:title>image131</image:title><image:caption>What ARE those irrational numbers, so weird that they get their own bubble??</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/10/565px-mastermind.jpg</image:loc><image:title>565px-Mastermind</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/10/mastermind.gif</image:loc><image:title>mastermind</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/10/nathan.jpg</image:loc><image:title>nathan</image:title></image:image><lastmod>2016-01-14T13:13:30+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2013/10/21/celebration-of-mind-cutouts-and-the-problem-of-the-week/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/10/clueless-sudoku.jpg</image:loc><image:title>Clueless sudoku</image:title><image:caption>Clueless Sudoku</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/10/you-are-a-train.jpg</image:loc><image:title>You are a train</image:title><image:caption>You are a train</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/10/screen-shot-2013-10-20-at-2-58-40-pm.png</image:loc><image:title>Screen Shot 2013-10-20 at 2.58.40 PM</image:title><image:caption>Möbius Strip Surprise</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/10/screen-shot-2013-10-20-at-2-58-22-pm.png</image:loc><image:title>Gardner Dollar Vanish</image:title><image:caption>Dollar Bill Geometric Vanish</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/10/martin-gardner-portrait.jpg</image:loc><image:title>Martin Gardner portrait</image:title><image:caption>Martin Gardner</image:caption></image:image><lastmod>2015-09-23T00:44:58+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2013/08/07/moves-the-tower-of-hanoi-and-mathigon/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/08/danielle.jpg</image:loc><image:title>danielle</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/08/mathigon.png</image:loc><image:title>Mathigon</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/08/hanoigraphs.png</image:loc><image:title>hanoigraphs</image:title><image:caption>Images from Su and Danielle's paper. Towers of Hanoi graphs with four pegs.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/08/moves.png</image:loc><image:title>MOVES</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/08/hanoigraph.jpg</image:loc><image:title>MOVES</image:title><image:caption>A pice of a Tower of Hanoi graph with three pegs and four disks.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/08/justinmoves.jpeg</image:loc><image:title>JustinMOVES</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/08/paulmoves.jpg</image:loc><image:title>PaulMOVES</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/08/annamoves.jpeg</image:loc><image:title>AnnaMOVES</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/08/sumoves.jpg</image:loc><image:title>SuMOVES</image:title></image:image><lastmod>2013-10-21T21:56:17+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/nwmc13/</loc><lastmod>2013-10-11T23:03:42+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/2013/10/02/gods-number-chocolate-and-devils-number/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/10/infinityjh.gif</image:loc><image:title>infinityJH</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/10/screen-shot-2013-10-02-at-2-48-01-pm.png</image:loc><image:title>Screen Shot 2013-10-02 at 2.48.01 PM</image:title></image:image><lastmod>2015-12-27T19:56:42+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2013/09/26/tic-tac-and-toe/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/09/randall-munroe1.jpg</image:loc><image:title>Randall Munroe</image:title><image:caption>Randall Munroe</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/09/tinker-toy-tic-tac-toe1.jpg</image:loc><image:title>Tinker Toy Tic Tac Toe</image:title><image:caption>The undefeated Tic-Tac-Toe player, a Tinkertoy computer</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/09/tictactoe10.png</image:loc><image:title>TicTacToe10</image:title><image:caption>TicTacToe10</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/09/tinker-toy-tic-tac-toe.jpg</image:loc><image:title>Tinker Toy Tic Tac Toe</image:title><image:caption>The undefeated Tic-Tac-Toe player, a Tinkertoy computer</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/09/who-started.png</image:loc><image:title>Who Started?</image:title><image:caption>Who moved first?</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/09/randall-munroe.jpg</image:loc><image:title>Randall Munroe</image:title><image:caption>xkcd creator, Randall Munroe</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/09/strategy-for-x.jpg</image:loc><image:title>Strategy for X</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/09/strategy-for-x.png</image:loc><image:title>Strategy for X</image:title></image:image><lastmod>2014-10-16T05:00:09+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2013/09/11/polyominoes-clock-calculator-and-nine-bells/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/09/clock-calculator.png</image:loc><image:title>clock calculator</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/09/whoa-square.gif</image:loc><image:title>whoa square</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/09/pentahexes.png</image:loc><image:title>pentahexes</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/09/pentominoes.jpg</image:loc><image:title>pentominoes!</image:title></image:image><lastmod>2015-10-18T18:34:58+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2013/09/03/andrew-hoyer-cameron-browne-sphere-inversion/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/09/andrew-hoyer.jpg</image:loc><image:title>Andrew Hoyer</image:title><image:caption>Andrew Hoyer</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/09/screen-shot-2013-09-04-at-10-14-54-am.png</image:loc><image:title>Screen Shot 2013-09-04 at 10.14.54 AM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/09/impossible-mushroom.jpg</image:loc><image:title>Impossible Mushroom</image:title><image:caption>An "impossible" fractal</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/09/truchet.jpg</image:loc><image:title>Truchet</image:title><image:caption>A Truchet curve "Mona Lisa"</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/09/cantor-knot.jpg</image:loc><image:title>Cantor Knot</image:title><image:caption>A Cantor Knot</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/09/spargo.png</image:loc><image:title>Spargo</image:title><image:caption>Margo and Spargo</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/09/yavalath.png</image:loc><image:title>Yavalath</image:title><image:caption>Yavalath</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/09/akron.jpg</image:loc><image:title>Akron</image:title><image:caption>Akron</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/09/cameron-browne.jpg</image:loc><image:title>Cameron Browne</image:title><image:caption>Cameron Browne</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/09/screen-shot-2013-09-03-at-9-36-26-pm.png</image:loc><image:title>Truncated Icosahedron</image:title></image:image><lastmod>2014-06-24T21:13:12+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/for-teachers/ways-to-use-math-munch-with-your-students/</loc><lastmod>2013-09-02T13:18:21+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/math-munch-flyers/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/08/doyoulovemathbw4reversed.png</image:loc><image:title>doyoulovemathbw4reversed</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/08/doyoulovemathbw.png</image:loc><image:title>doyoulovemathbw</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/08/doyoulovemath.png</image:loc><image:title>doyoulovemath</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/08/mmposterbw.png</image:loc><image:title>mmposterbw</image:title></image:image><lastmod>2013-08-31T03:31:54+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/2013/08/29/moma-pop-up-books-and-a-game-of-numbers/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/08/screen-shot-2013-08-30-at-1-10-33-am.png</image:loc><image:title>Screen Shot 2013-08-30 at 1.10.33 AM</image:title><image:caption>A Game of Numbers.&lt;b&gt;
Related Post</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/08/auerbach_photo-copy.jpg</image:loc><image:title>auerbach_photo copy</image:title><image:caption>Taura Auerbach.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/08/0108-mm-mm-tauba-auerbach-large.jpg</image:loc><image:title>0108 MM MM-Tauba-Auerbach-large</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/08/cri_240745.jpg</image:loc><image:title>CRI_240745</image:title><image:caption>By Philippe Decrauzat.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/08/cri_244605.jpg</image:loc><image:title>CRI_244605</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/08/cri_244599.jpg</image:loc><image:title>CRI_244599</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/08/cri_108253.jpg</image:loc><image:title>CRI_108253</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/08/cri_240747.jpg</image:loc><image:title>CRI_240747</image:title></image:image><lastmod>2014-11-07T03:17:27+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2013/08/22/tesselmaniac-zenos-paradox-and-platonic-realms/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/08/logo_pr_225_160.gif</image:loc><image:title>logo_PR_225_160</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/08/tortoise.jpg</image:loc><image:title>tortoise</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/08/dot-to-dot.jpg</image:loc><image:title>dot to dot</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/08/birds3fold.jpg</image:loc><image:title>birds3fold</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/08/tesselmaniac-pictures.png</image:loc><image:title>tesselmaniac pictures</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/08/lee-box.png</image:loc><image:title>Lee box</image:title></image:image><lastmod>2015-09-11T19:42:14+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2012/01/16/noodles-flowsnakes-and-symmetry/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/01/pasta_angled-541x1024.png</image:loc><image:title>Pasta_angled-541x1024</image:title><image:caption>Gemelli, by Sander Huisman</image:caption></image:image><lastmod>2013-08-19T17:50:59+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/our-share-campaign/</loc><lastmod>2013-08-18T00:56:08+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/2013/07/30/bridges-unfolding-the-earth-and-juggling/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/07/juggling.png</image:loc><image:title>juggling</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/07/crazy-maps1.png</image:loc><image:title>crazy maps</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/07/crazy-maps.png</image:loc><image:title>crazy maps</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/07/cylindrical-map.jpg</image:loc><image:title>cylindrical map</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/07/normal-looking-maps.png</image:loc><image:title>normal looking maps</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/07/myriahedron.png</image:loc><image:title>myriahedron</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/07/jack-van-wijk.png</image:loc><image:title>Jack van Wijk</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/07/hexagonal-flower.jpg</image:loc><image:title>Hexagonal flower</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/07/hidden-pentagram.jpg</image:loc><image:title>Hidden pentagram</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/07/bunny.jpg</image:loc><image:title>Bunny!</image:title></image:image><lastmod>2013-10-31T16:23:34+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2013/07/25/yang-hui-pascal-and-eusebeia/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/07/yanghui_magic_square.gif</image:loc><image:title>Yanghui_magic_square</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/07/5s.jpg</image:loc><image:title>5s</image:title><image:caption>Ends in 5 or 0</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/07/4s.jpg</image:loc><image:title>4s</image:title><image:caption>Multiples of 4</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/07/2s.jpg</image:loc><image:title>2s</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/07/5-cell.png</image:loc><image:title>5-cell</image:title><image:caption>The 5-cell and a story about it called "Legend of the Pyramid"</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/07/uniform-polyhedra.png</image:loc><image:title>Uniform Polyhedra</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/07/dodecahedron.png</image:loc><image:title>Dodecahedron</image:title><image:caption>Dodecahedron</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/07/icosahedron.png</image:loc><image:title>Icosahedron</image:title><image:caption>Icosahedron
</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/07/truncated-cube.png</image:loc><image:title>Truncated Cube</image:title><image:caption>Truncated Cube</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/07/5s.png</image:loc><image:title>5's</image:title><image:caption>5</image:caption></image:image><lastmod>2016-04-22T12:32:25+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2013/07/16/lincoln-blinkin-and-fraud/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/07/ht1.png</image:loc><image:title>HT1</image:title><image:caption>Which is real?&lt;br&gt;
Which is fake?</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/07/img_0705.jpg</image:loc><image:title>IMG_0705</image:title><image:caption>Zome inventor Paul Hildebrand and a PCMI Fourth of July float!</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/07/481121_466454960066144_511840398_n.jpg</image:loc><image:title>481121_466454960066144_511840398_n</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/07/bedtimemathlogosemi3.png</image:loc><image:title>BedtimeMathLogoSemi3</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/07/lincoln-problem.png</image:loc><image:title>Lincoln problem</image:title></image:image><lastmod>2013-11-15T17:36:52+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2013/07/09/coasts-clueless-puzzles-and-beach-math-art/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/07/andy-goldsworthy-2.jpg</image:loc><image:title>Andy Goldsworthy 2</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/07/andy-goldsworthy-1.jpeg</image:loc><image:title>Andy Goldsworthy 1</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/07/clueless-puzzle.png</image:loc><image:title>Clueless puzzle</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/07/2000px-kochflake.png</image:loc><image:title>2000px-KochFlake</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/07/2000px-sierpic584ski_curve_order_5.png</image:loc><image:title>2000px-Sierpiński_curve_order_5</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/07/512px-sierpic584ski_curve_order_5-svg.png</image:loc><image:title>512px-Sierpiński_curve_order_5.svg</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/07/summer.jpg</image:loc><image:title>summer</image:title></image:image><lastmod>2018-04-11T04:45:33+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2013/07/03/the-rhombic-dodec-honeycombs-and-microtone/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/07/microtone.png</image:loc><image:title>Microtone</image:title><image:caption>Microtone</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/07/yoshimoto-stack.png</image:loc><image:title>Yoshimoto Stack</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/07/garnet-crystal.jpg</image:loc><image:title>Garnet Crystal</image:title><image:caption>Garnet Crystal</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/07/kelvins-kaidecahedron.jpg</image:loc><image:title>Tetradecahedra</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/07/truncated-octahedra.png</image:loc><image:title>Truncated Octahedra</image:title><image:caption>Truncated Octahedra</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/07/600px-cubic_honeycomb.png</image:loc><image:title>Cubic Honeycomb</image:title><image:caption>Inside the cubic honeycomb</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/07/600px-rhombic_dodecahedra.png</image:loc><image:title>Rhombic Dodecahedra</image:title><image:caption>Rhombic Dodecahedral Honeycomb</image:caption></image:image><lastmod>2014-10-20T23:22:58+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2013/06/26/prime-gaps-mad-maths-and-castles/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/06/fig110u2b1.gif</image:loc><image:title>fig110u2b</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/06/p6210001.jpg</image:loc><image:title>P6210001</image:title><image:caption>Scott Morrison</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/06/zomephoto.jpg</image:loc><image:title>ZomePhoto</image:title><image:caption>Click through to see Andrew next to an amazing Zome creation!</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/06/citations.jpeg</image:loc><image:title>citations</image:title><image:caption>Andrew Sutherland</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/06/zhang3.jpg</image:loc><image:title>Yitang Zhang</image:title><image:caption>Yitang "Tom" Zhang</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/06/hah.jpg</image:loc><image:title>hah</image:title><image:caption>Harald Helfgott</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/06/5945114420_c950231830.jpg</image:loc><image:title>5945114420_c950231830</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/06/3342635687_f847918e0e.jpg</image:loc><image:title>3342635687_f847918e0e</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/06/167739151_ec142bbfe8.jpg</image:loc><image:title>167739151_ec142bbfe8</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/06/octacastle.png</image:loc><image:title>octacastle</image:title><image:caption>Crazy star castle!</image:caption></image:image><lastmod>2013-10-25T02:56:02+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2013/06/18/natural-geometry-hex-and-sacred-geometry/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/06/hex-board-11x11-2.jpg</image:loc><image:title>Hex-board-11x11-(2)</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/06/wiki-sacred-geometry-e1325031356204.jpg</image:loc><image:title>WIKI-Sacred-Geometry-e1325031356204</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/06/honeycomb-random-32405548-1200-800.jpg</image:loc><image:title>bees on honeycells</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/06/snub-cube.jpg</image:loc><image:title>snub cube</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/06/saint-peter-church-caen.jpg</image:loc><image:title>Saint Peter church, Caen</image:title><image:caption>A church window in Caen, France.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/06/islamic-tiling.jpg</image:loc><image:title>islamic tiling</image:title><image:caption>An Islamic tiling.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/06/platonicelements.jpg</image:loc><image:title>platonicElements</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/06/icosa.jpg</image:loc><image:title>Icosa</image:title></image:image><lastmod>2014-12-01T23:03:05+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/for-teachers/why-math-munch/</loc><lastmod>2013-09-11T01:01:03+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/2013/06/09/the-numbers-project-math-and-epidemics-and-cut-n-slide/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/06/green_virus_t.jpg</image:loc><image:title>green_virus_t</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/06/nina.jpg</image:loc><image:title>nina</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/06/numerals_lanier.png</image:loc><image:title>numerals_lanier</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/06/brandon-todd-wilson-e1370579597607.jpg</image:loc><image:title>Brandon Todd Wilson</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/06/screen-shot-2013-06-07-at-12-23-30-am.png</image:loc><image:title>118</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/06/screen-shot-2013-06-07-at-12-22-20-am.png</image:loc><image:title>Screen Shot 2013-06-07 at 12.22.20 AM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/06/screen-shot-2013-06-07-at-12-19-49-am.png</image:loc><image:title>40</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/06/cnscombo.png</image:loc><image:title>cnscombo</image:title><image:caption>An earlier stage and a later stage of my cut &amp; slide exploration.</image:caption></image:image><lastmod>2013-06-11T04:57:24+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/numbers-project-submissions/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/06/bmbj9wwcmaavivx1.jpeg</image:loc><image:title>BMbj9WWCMAAvIVX</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/06/bmbj2jwcmaeyxh71.jpeg</image:loc><image:title>BMbj2JWCMAEyxh7</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/06/bmbj6zccyaahrlu1.jpeg</image:loc><image:title>BMbj6ZcCYAAHrlU</image:title></image:image><lastmod>2013-06-11T04:18:19+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/one-hundred-eighteen/</loc><lastmod>2013-06-09T23:47:18+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/eighty-eight/</loc><lastmod>2013-06-09T23:46:05+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/forty/</loc><lastmod>2013-06-09T23:44:04+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/2013/05/14/worlds-oldest-person-graphing-challenge-and-escher-sketch/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/05/escher-3.jpg</image:loc><image:title>escher 3</image:title><image:caption>Escher Sketch</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/05/escher-31.png</image:loc><image:title>escher 3</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/05/escher-1.jpg</image:loc><image:title>escher 1</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/05/30a2.png</image:loc><image:title>30a2</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/05/escher-3.png</image:loc><image:title>escher 3</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/05/escher-4.png</image:loc><image:title>escher 4</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/05/escher-1.png</image:loc><image:title>escher 1</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/05/qod0nxgctf.png</image:loc><image:title>qod0nxgctf</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/05/fj2of78cjp.png</image:loc><image:title>fj2of78cjp</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/05/advanced-4.png</image:loc><image:title>advanced 4</image:title></image:image><lastmod>2017-09-26T01:49:05+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2013/05/08/circling-squaring-and-triangulating/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/05/wp4f6b3871_0f.jpg</image:loc><image:title>wp4f6b3871_0f</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/05/sqbox8.jpg</image:loc><image:title>sqBox8</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/05/trinity-glass2-small.jpg</image:loc><image:title>trinity-glass2-small</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/05/dido1.png</image:loc><image:title>dido</image:title><image:caption>Dido, Founder and Queen of Carthage.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/05/dido.png</image:loc><image:title>dido</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/05/ajd112.jpg</image:loc><image:title>AJD112</image:title><image:caption>The simple perfect squared square of smallest order.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/05/interpolatedpoints.png</image:loc><image:title>interpolatedPoints</image:title><image:caption>A Delaunay triangulation used to help create a weather map.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/05/fox.jpg</image:loc><image:title>fox</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/05/armandmevis-1.jpg</image:loc><image:title>armandmevis-1</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/05/me.png</image:loc><image:title>me</image:title></image:image><lastmod>2014-08-17T02:03:40+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2013/04/30/ted-bridges-and-silk/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/04/yuri-vishnevsky.png</image:loc><image:title>Yuri Vishnevsky</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/04/silk41.png</image:loc><image:title>Silk4</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/04/silk21.png</image:loc><image:title>Silk2</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/04/silk11.png</image:loc><image:title>Silk1</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/04/mehrdad-garousi.jpg</image:loc><image:title>Mehrdad Garousi</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/04/marc-chamberland.jpg</image:loc><image:title>Marc Chamberland</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/04/bob-rollings.jpg</image:loc><image:title>Bob Rollings</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/04/bjarne-jespersen.jpg</image:loc><image:title>Bjarne Jespersen</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/04/chloe-worthington.jpg</image:loc><image:title>Chloe Worthington</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/04/marjorie-rice.jpg</image:loc><image:title>Marjorie Rice</image:title></image:image><lastmod>2013-10-25T03:02:42+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2013/04/21/happy-birthday-euler-project-euler-and-pants/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/04/mmteam-240x240.png</image:loc><image:title>MMteam-240x240</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/04/pants200-8bb43915cd34ea1718d8fe4716cf33c5e60a5a2d-s3.jpg</image:loc><image:title>pants200-8bb43915cd34ea1718d8fe4716cf33c5e60a5a2d-s3</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/04/pe_banner_light.png</image:loc><image:title>pe_banner_light</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/04/480px-leonhard_euler_2.jpg</image:loc><image:title>480px-Leonhard_Euler_2</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/04/leonhard-euler-google-doo-010.jpg</image:loc><image:title>Leonhard Euler Google doodle</image:title></image:image><lastmod>2013-10-22T01:11:47+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2012/12/04/mathpuzzle-video-contests-and-snowflakes/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/12/flake.png</image:loc><image:title>flake</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/12/z5l4l3.gif</image:loc><image:title>z5l4l3</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/12/2.gif</image:loc><image:title>2</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/12/makeaflake.png</image:loc><image:title>makeaflake</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/12/abyss_01.jpeg</image:loc><image:title>Abyss_01</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/12/f5n4i3.gif</image:loc><image:title>f5n4i3</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/12/hero_01.jpeg</image:loc><image:title>hero_01</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/12/mathovision.png</image:loc><image:title>Mathovision</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/12/mathpuzzlewords.gif</image:loc><image:title>mathpuzzle</image:title></image:image><lastmod>2015-11-02T19:34:06+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2012/12/25/mayans-calendars-and-ramanujan/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/12/ramanujan.jpeg</image:loc><image:title>Ramanujan</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/12/thursday-january-1.jpg</image:loc><image:title>Thursday-January-1</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/12/hsm.png</image:loc><image:title>hsm</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/12/mayan.gif</image:loc><image:title>mayan</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/12/aztec-calendar-wheels.jpg</image:loc><image:title>aztec-calendar-wheels</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/12/glyphs.png</image:loc><image:title>glyphs</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/12/formula.jpg</image:loc><image:title>formula</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/12/srinivasa_ramanujans_125th_birthday-992007-hp.jpg</image:loc><image:title>srinivasa_ramanujans_125th_birthday-992007-hp</image:title></image:image><lastmod>2016-02-25T23:32:21+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2013/03/11/dots-and-boxes-choppy-waves-and-psi-day/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/03/filekoch_cube.gif</image:loc><image:title>File:Koch_cube</image:title><image:caption>A Koch cube.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/03/spiral.gif</image:loc><image:title>spiral</image:title><image:caption>A colored-by-arc-length Archimedean spiral.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/03/tumblr_mjf05bbj7a1s5nl47o1_5001.gif</image:loc><image:title>tumblr_mjf05bBj7A1s5nl47o1_500</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/03/filesphere-like_degenerate_torus.gif</image:loc><image:title>File:Sphere-like_degenerate_torus</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/03/tumblr_mjf05bbj7a1s5nl47o1_500.gif</image:loc><image:title>tumblr_mjf05bBj7A1s5nl47o1_500</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/03/psisum.png</image:loc><image:title>psisum</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/03/tumblr_mi301zn7vj1s5nl47o1_500.gif</image:loc><image:title>tumblr_mi301zN7vJ1s5nl47o1_500</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/03/7ff881d8e00148d87a9d9ccdf939c7d3.png</image:loc><image:title>7ff881d8e00148d87a9d9ccdf939c7d3</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/03/psi.png</image:loc><image:title>psi</image:title><image:caption>Psi is the 23rd letter in the Greek alphabet.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/03/boxers.gif</image:loc><image:title>boxers</image:title><image:caption>What's the best move?&lt;br&gt;A Sam Loyd Dots-and-Boxes Puzzle</image:caption></image:image><lastmod>2015-10-09T02:27:35+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2013/04/03/we-use-math-integermania-and-best-of-seven/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/04/myintegermania.png</image:loc><image:title>myintegermania</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/04/swilson21-e1315080873212.jpg</image:loc><image:title>swilson21-e1315080873212</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/04/first4primes.png</image:loc><image:title>first4primes</image:title><image:caption>Here are some number creations made of the first four prime numbers. Can you make some of your own?</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/04/astronaut.png</image:loc><image:title>astronaut</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/04/a5f0a4f7d82544c19807ba67d16c9775.jpeg</image:loc><image:title>mlb</image:title><image:caption>Here are recaps of all the World Series since 1903 from MLB.com</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/04/worldseriesstats.jpg</image:loc><image:title>worldseriesstats</image:title></image:image><lastmod>2013-09-16T03:29:36+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2013/03/27/sam-loyd-weight-problems-and-exercises/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/03/find-the-primes.png</image:loc><image:title>Find the Primes</image:title><image:caption>Find the Primes</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/03/odd-one-out.png</image:loc><image:title>Odd One Out</image:title><image:caption>Odd One Out</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/03/detention-dash.png</image:loc><image:title>Detention Dash</image:title><image:caption>Detention Dash</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/03/imbalance-1.jpg</image:loc><image:title>Imbalance 1</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/03/imbalance-3.jpg</image:loc><image:title>Imbalance 3</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/03/imbalance-2.jpg</image:loc><image:title>Imbalance 2</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/03/torque-puzzle-3.gif</image:loc><image:title>Torque puzzle 2</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/03/torque-puzzle-2.gif</image:loc><image:title>Torque puzzle 1</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/03/torque-puzzle-1.gif</image:loc><image:title>Torque puzzle 1</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/03/sam-loyd.jpg</image:loc><image:title>Sam Loyd</image:title><image:caption>Chess master, puzzlist, and recreational mathematician Sam Loyd. GREAT mustache.</image:caption></image:image><lastmod>2014-10-23T21:20:33+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2013/03/18/maths-ninja-folding-fractals-and-pi-fun/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/03/here-comes-the-julia-set.jpg</image:loc><image:title>here comes the julia set</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/03/complex-multiplication.jpg</image:loc><image:title>complex multiplication</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/03/julia-set-1.jpg</image:loc><image:title>julia set 1</image:title><image:caption>A picture of the Julia set.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/03/expz3_zoom-jmb.jpg</image:loc><image:title>Exp(Z3)_zoom.jmb</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/03/julia-set.gif</image:loc><image:title>julia set</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/03/colin_bridge.jpg</image:loc><image:title>colin_bridge</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/03/ninja.jpg</image:loc><image:title>ninja</image:title></image:image><lastmod>2014-10-14T19:54:17+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2013/03/06/collaborative-math-petals-and-theseus/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/03/theseus1.jpg</image:loc><image:title>theseus</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/03/petals1.png</image:loc><image:title>Petals</image:title><image:caption>The secret of the game is in the name of the game: Petals around a rose
How many petals?</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/03/collaborative-mathematics.jpeg</image:loc><image:title>Collaborative Mathematics</image:title></image:image><lastmod>2014-09-26T20:45:59+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2012/08/20/newroz-amathfactory-and-flexagons/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/08/0024draaiendebol.jpeg</image:loc><image:title>0024draaiendebol</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/08/0021octahedron.jpeg</image:loc><image:title>0021octahedron</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/08/3013origamifractal.jpeg</image:loc><image:title>3013origamifractal</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/08/2002movingcubes.jpeg</image:loc><image:title>2002movingcubes</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/08/blauwebol1.jpeg</image:loc><image:title>blauwebol1</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/08/ducky.png</image:loc><image:title>ducky</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/08/anim-nc.gif</image:loc><image:title>anim-nc</image:title><image:caption>A non-symmetric Venn diagram that can be two-colored.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/08/4-ellipses.png</image:loc><image:title>4-ellipses</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/08/petal.jpeg</image:loc><image:title>petal</image:title><image:caption>A single region--or "petal"--of Newroz</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/08/keytar-platypus.png</image:loc><image:title>Keytar-platypus</image:title></image:image><lastmod>2013-03-02T22:19:02+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2013/02/19/folds-gimps-and-more-billiards/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/02/gimps.gif</image:loc><image:title>gimps</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/02/heartfolds.jpg</image:loc><image:title>heartfolds</image:title><image:caption>Folds</image:caption></image:image><lastmod>2015-10-22T03:29:26+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2013/02/04/mathematical-impressions-modular-origami-and-the-tenth-dimension/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/02/cube-oxi.jpg</image:loc><image:title>cube-oxi</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/02/spiked-dodecahedron-ssit.jpg</image:loc><image:title>spiked-dodecahedron-ssit</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/02/sierpinski-tetrahedron-tri-2.jpg</image:loc><image:title>sierpinski-tetrahedron-tri-2</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/02/fit-five-intersecting-tetrahedra-60deg-2.jpg</image:loc><image:title>fit-five-intersecting-tetrahedra-60deg-2</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/02/knot-video.png</image:loc><image:title>Knot video</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/02/atoms-video.png</image:loc><image:title>Atoms video</image:title></image:image><lastmod>2015-12-28T20:37:41+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2013/02/11/the-sierpinski-valentine-cardioids-and-mobius-hearts/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/02/sierpinskilove.jpg</image:loc><image:title>SierpinskiLove</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/02/cardioid-animation-2.gif</image:loc><image:title>Cardioid Animation 2</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/02/cardioid_animation_2.gif</image:loc><image:title>Cardioid Animation</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/02/largecard1.png</image:loc><image:title>LargeCard</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/02/largecard.png</image:loc><image:title>LargeCard</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/02/randall-munroe.jpg</image:loc><image:title>Randall Munroe</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/02/sierpinski_valentine.png</image:loc><image:title>Sierpinski Valentine</image:title><image:caption>Sierpinski Valentine via xkcd</image:caption></image:image><lastmod>2013-10-30T22:28:06+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2013/01/28/ghost-diagrams-three-new-games-and-scrabble-tiles/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/01/math.png</image:loc><image:title>MATH</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/01/prime-scrabble.png</image:loc><image:title>prime scrabble</image:title><image:caption>From a comic about Prime Scrabble on Spiked Math.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/01/2tiles1.png</image:loc><image:title>2tiles</image:title><image:caption>A '111-' tile connected to a '1aA1' tile.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/01/steppin-stones.jpg</image:loc><image:title>steppin-stones</image:title><image:caption>Steppin' Stones</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/01/gd01.png</image:loc><image:title>gd0</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/01/loops-of-zen.jpeg</image:loc><image:title>loops-of-zen</image:title><image:caption>Loops of Zen</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/01/zrox.png</image:loc><image:title>zrox</image:title><image:caption>Z-Rox</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/01/gd4.png</image:loc><image:title>gd4</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/01/gd2.png</image:loc><image:title>gd2</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2013/01/gd3.png</image:loc><image:title>gd3</image:title></image:image><lastmod>2013-12-18T03:46:09+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2013/01/21/a-closet-full-of-puzzles-sphereland-and-math-doodles/</loc><lastmod>2014-06-01T07:50:08+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2012/12/18/the-museum-of-math-shapes-that-roll-and-mime-matics/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/12/slinky.png</image:loc><image:title>slinky</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/12/mimematicslogo-1.png</image:loc><image:title>mimematicsLogo (1)</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/12/coaster-rollers.jpg</image:loc><image:title>coaster rollers</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/12/rouleaux_triangle_animation.gif</image:loc><image:title>Rouleaux_triangle_Animation</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/12/human-tree.jpg</image:loc><image:title>human tree</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/12/twist-n-roll.jpg</image:loc><image:title>twist n' roll</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/12/momath_logo.gif</image:loc><image:title>momath_logo</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/12/momath-entrance.jpg</image:loc><image:title>MoMath entrance</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/12/logo_gallery.gif</image:loc><image:title>logo_gallery</image:title></image:image><lastmod>2015-10-27T02:24:04+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2012/12/11/math-comics-a-click-and-a-mathematical-advent-calendar/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/12/russell.jpeg</image:loc><image:title>Bertrand Russell from Logicomix</image:title><image:caption>Bertrand Russell from Logicomix</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/12/plus-magazine.png</image:loc><image:title>+plus magazine</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/12/triangle-question.png</image:loc><image:title>Triangle Question</image:title><image:caption>Add the adjacent numbers together and write their sum in the block above them. 

What is the number at the top of the pyramid? </image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/12/a-click.png</image:loc><image:title>A+ Click</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/12/225px-ada_lovelace.jpeg</image:loc><image:title>Ada Lovelace</image:title><image:caption>Ada Lovelace | the first computer scientist</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/12/lovelacewallpaperlarge.jpeg</image:loc><image:title>Ada Lovelace</image:title><image:caption>Ada Lovelace | The first computer scientist</image:caption></image:image><lastmod>2016-10-24T17:46:12+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2012/11/26/domino-computer-knitting-and-election-marth/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/11/knitted-trefoil1.jpg</image:loc><image:title>Knitted trefoil</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/11/knitted-trefoil.jpg</image:loc><image:title>Knitted trefoil</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/11/klein-bottle2.jpg</image:loc><image:title>Knitted Klein bottle</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/11/klein-bottle1.jpg</image:loc><image:title>Klein bottle</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/11/klein-bottle.jpg</image:loc><image:title>Klein bottle</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/11/screen-shot-2012-11-26-at-5-53-53-pm1.png</image:loc><image:title>Screen Shot 2012-11-26 at 5.53.53 PM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/11/screen-shot-2012-11-26-at-5-53-53-pm.png</image:loc><image:title>Sarah-Marie Belcastro's knitting page</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/11/making-the-domputer.jpg</image:loc><image:title>Making the domputer</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/11/matt-and-teammates-testing-some-domino-circuits1.jpg</image:loc><image:title>Matt and teammates testing some domino circuits</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/11/matt-and-teammates-testing-some-domino-circuits.jpg</image:loc><image:title>Matt and teammates testing some domino circuits</image:title></image:image><lastmod>2017-09-19T01:07:19+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2012/11/20/plate-folding-birthdays-and-thanksgiving/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/11/pie-chart.jpeg</image:loc><image:title>Pie Chart</image:title><image:caption>A Thanksgiving Pie Chart</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/11/birthday-frequency-graph.png</image:loc><image:title>Birthday frequency graph</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/11/how-likely-is-your-birthday.jpeg</image:loc><image:title>How likely is your birthday?</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/11/20121119-213521.jpg</image:loc><image:title>20121119-213521.jpg</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/11/20121119-213500.jpg</image:loc><image:title>20121119-213500.jpg</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/11/20121119-203345.jpg</image:loc><image:title>20121119-203345.jpg</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/11/20121119-203310.jpg</image:loc><image:title>20121119-203310.jpg</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/11/20121119-203259.jpg</image:loc><image:title>20121119-203259.jpg</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/11/nora-feathers.png</image:loc><image:title>Nora Feathers</image:title><image:caption>Born 11.12.14</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/11/paper-plate-icosahedron.jpeg</image:loc><image:title>Paper Plate Icosahedron</image:title><image:caption>Icosahedron made from 4 paper plates.  Click for instructions.</image:caption></image:image><lastmod>2015-10-06T00:51:39+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2012/11/12/sandpiles-prime-pages-and-six-dimensions-of-color/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/11/mysandpile.png</image:loc><image:title>mysandpile</image:title><image:caption>A sandpile I made with Sergei's applet</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/11/rgb_color_solid_cube.png</image:loc><image:title>RGB_color_solid_cube</image:title><image:caption>A color cube, based on the RBG (red, blue green) system.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/11/paintprimarymixing.gif</image:loc><image:title>PaintPrimaryMixing</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/11/primepages.png</image:loc><image:title>primepages</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/11/title1.gif</image:loc><image:title>title1</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/11/hexplode.png</image:loc><image:title>Hexplode is a game based on sandpiles.</image:title><image:caption>Hexplode</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/11/dump.gif</image:loc><image:title>dump</image:title></image:image><lastmod>2012-11-16T14:46:53+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2012/11/04/factorization-dance-vanishing-and-storm-infographics/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/11/wind_map_sandy.jpg</image:loc><image:title>Wind map of Sandy</image:title><image:caption>This is a wind map of the country captured at 10:30 in the morning on October 30th, the day hurricane Sandy hit.  The infographic was made by scientist-artists Fernanda Viegas and Martin Wattenberg.  It shows how wind is flowing around the United States in real-time.  Check out their site (click on this image) to see what the wind is doing right now in your part of the country! </image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/11/sandy-and-katrina-comparison.jpg</image:loc><image:title>Sandy and Katrina comparison</image:title><image:caption>This is part of an infographic from the Huffington Post that compares hurricanes Sandy and Katrina.  Click on the image to see the rest of the infographic.  What conclusions can you draw about the hurricanes from the information?</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/11/power-outage-map1.jpg</image:loc><image:title>Power outage map</image:title><image:caption>This infographic from the New York Times shows the number of power outages in the northeast and their locations in different states. The size of the circle indicates the number of people without power. Why would the makers of this infographic choose circles? Why do you think they chose to place them on a map? What do you think of the overlapping?</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/11/power-outage-map.jpg</image:loc><image:title>Power outage map</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/11/power-outages.png</image:loc><image:title>Power outages, from the New York Times</image:title><image:caption>This infographic from the New York Times shows the number of power outages in the northeast and their locations in different states.  The size of the circle indicates the number of people without power.  Why would the makers of this infographic choose circles?  Why do you think they chose to place them on a map?  What do you think of the overlapping?</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/11/get-off-the-earth.jpg</image:loc><image:title>Get Off the Earth</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/11/183-dots.jpg</image:loc><image:title>183 dots</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/11/90-dots.jpg</image:loc><image:title>90 dots</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/11/125-dots.jpg</image:loc><image:title>How many dots do you see?</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/11/45-dots.jpg</image:loc><image:title>How many dots do you see?</image:title></image:image><lastmod>2017-10-11T00:38:50+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2012/10/30/pentago-geometry-daily-and-the-oeis/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/logo.png</image:loc><image:title>Logo</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/92-circular-spring.jpeg</image:loc><image:title>#92 Circular Spring</image:title><image:caption>#92 Circular Spring</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/236-nova.jpeg</image:loc><image:title>#236 Nova</image:title><image:caption>#236 Nova</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/124-cuboctahedron.jpeg</image:loc><image:title>#124 Cuboctahedron</image:title><image:caption>#124 Cuboctahedron</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/296-downpour.jpeg</image:loc><image:title>#296 Downpour</image:title><image:caption>#296 Downpour</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/26-pentaflower.jpeg</image:loc><image:title>#26 Pentaflower</image:title><image:caption>#26 Pentaflower</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/136-tesseract.jpeg</image:loc><image:title>#136 Tesseract</image:title><image:caption>#136 Tesseract</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/135-tetrahedron1.jpeg</image:loc><image:title>#135 Tetrahedron</image:title><image:caption>#135 Tetrahedron</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/135-tetrahedron.jpeg</image:loc><image:title>#135 Tetrahedron</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/132-eight-squares.jpeg</image:loc><image:title>#132 Eight Squares</image:title><image:caption>#132 Eight Squares</image:caption></image:image><lastmod>2014-10-29T15:45:53+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2012/10/14/harmonious-sum-continuous-life-and-pumpkins/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/dodecapumpkin1_medium.jpg</image:loc><image:title>Dodecapumpkin</image:title><image:caption>A dodecapumpkin from Vi Hart.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/eschers-circle-limit-pumpkin.jpg</image:loc><image:title>Escher's circle limit pumpkin</image:title><image:caption>A pumpkin carved with a portion of Escher's Circle Limit.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/pumpkin-tilings.jpg</image:loc><image:title>"Quasipumpkin"</image:title><image:caption>A pumpkin tiled with a portion of Penrose tiling.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/pumpkin.jpg</image:loc><image:title>pumpkin</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/sum-of-fractions-inverse-powers-of-21.png</image:loc><image:title>Sum Of Inverse Powers of 2</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/sum-of-fractions-inverse-powers-of-2.png</image:loc><image:title>Sum of Inverse Powers of 2</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/gottfried-wilhelm-leibniz.jpg</image:loc><image:title>Gottfried Wilhelm von Leibniz</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/leibniz-pi1.png</image:loc><image:title>Leibniz pi</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/leibniz-pi.png</image:loc><image:title>Leibniz's formula for pi</image:title></image:image><lastmod>2013-10-30T00:31:21+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2012/10/07/martin-gardner-g4g-and-many-more-flexagons/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/all-samples.jpeg</image:loc><image:title>all-samples</image:title><image:caption>A Flexagon Bestiary</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/cubedates-1.gif</image:loc><image:title>Cube Dates</image:title><image:caption>Cube Dates</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/cubedatesbutton120.png</image:loc><image:title>CubeDatesButton120</image:title><image:caption>Cube Dates</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/cubedatesbutton1201.gif</image:loc><image:title>CubeDatesButton120</image:title><image:caption>Cube Dates</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/logog8.png</image:loc><image:title>Gathering For Gardner 8</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/5-gardner.jpeg</image:loc><image:title>G4G5 logo</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/twospiralsbutton120.gif</image:loc><image:title>Two Spirals</image:title><image:caption>Two Sipirals</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/crazycutbutton120.gif</image:loc><image:title>Crazy Cut</image:title><image:caption>Crazy Cut</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/cubedatesbutton120.gif</image:loc><image:title>Cube Dates</image:title><image:caption>Cube Dates</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/10/heavyweightbutton120.gif</image:loc><image:title>Heavy Weight</image:title><image:caption>Heavy Weight</image:caption></image:image><lastmod>2015-10-27T02:19:17+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2012/06/26/turing-nets-and-more-yoshimoto/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/06/cuboctahedron.jpg</image:loc><image:title>Cuboctahedron</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/06/megamonster-yoshimoto-mesh.png</image:loc><image:title>Megamonster Yoshimoto mesh</image:title><image:caption>A one-sheet model for the Yoshimoto cube.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/06/yoshimoto-monster-mesh.png</image:loc><image:title>Yoshimoto Monster Mesh</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/06/20120626-000650.jpg</image:loc><image:title>20120626-000650.jpg</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/06/turing-doodle.png</image:loc><image:title>Turing Doodle</image:title><image:caption>Google's homage to Alan Turing</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/06/turing-tenner1.jpg</image:loc><image:title>Turing Tenner</image:title><image:caption>The Turing Tenner</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/06/turing-tenner.jpg</image:loc><image:title>Turing Tenner</image:title><image:caption>The Turing Tenner</image:caption></image:image><lastmod>2016-10-02T21:03:14+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2012/09/23/stand-up-relatively-prime-and-aliens/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/09/drake-equation1.jpg</image:loc><image:title>Drake equation</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/09/drake-equation.jpg</image:loc><image:title>Play with the Drake equation!</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/09/samuel-hansen1.jpg</image:loc><image:title>Samuel Hansen</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/09/mattparkertm.jpg</image:loc><image:title>Matt Parker</image:title></image:image><lastmod>2014-10-15T16:07:45+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2012/09/09/algorithmic-house-billiards-and-picma/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/09/picma-really-hard1.jpg</image:loc><image:title>A more challenging level of Picma Squared</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/09/picma-easier1.jpg</image:loc><image:title>An easier level of Picma Squared</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/09/picma-really-hard.jpg</image:loc><image:title>A much more challenging level of Picma Squared</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/09/picma-easier.jpg</image:loc><image:title>An easier level of Picma Squared</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/09/circle-billiards.jpg</image:loc><image:title>Circle billiards</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/09/heptagon-billiards.jpg</image:loc><image:title>Billiards on a heptagon</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/09/house-solar-panels.jpg</image:loc><image:title>Some solar panels on the Endesa Pavilion</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/09/house-at-night1.jpg</image:loc><image:title>Endesa Pavilion at night</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/09/house-at-night.jpg</image:loc><image:title>Endesa Pavillion at night</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/09/rodrigo-rubio.jpg</image:loc><image:title>Rodrigo Rubio</image:title></image:image><lastmod>2015-10-27T00:16:07+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2012/09/03/demonstrations-a-number-tree-and-brainfilling-curves/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/09/root8.png</image:loc><image:title>root8</image:title><image:caption>An example of a "brainfilling curve" from Jeffrey's root8 family</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/09/cloctal.png</image:loc><image:title>cloctal</image:title><image:caption>Cloctal: "a fractal design that visualizes the passage of time"</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/09/numbertree.png</image:loc><image:title>numbertree</image:title><image:caption>Jeffrey Ventrella's Number Tree</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/09/turtlefractals.png</image:loc><image:title>turtlefractals</image:title><image:caption>Turtle Fractals</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/09/polygonsarrangedinacircle.png</image:loc><image:title>polygonsarrangedinacircle</image:title><image:caption>Creative Arts Demonstrations&#13;
at the Wolfram Demonstrations Project</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/09/rotateandfoldback.png</image:loc><image:title>rotateandfoldback</image:title><image:caption>Rotate and Fold Back</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/09/aproofofeulersformula.png</image:loc><image:title>aproofofeulersformula</image:title><image:caption>A Proof of Euler's Formula</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/09/anyquadrilateralcantile.png</image:loc><image:title>anyquadrilateralcantile</image:title><image:caption>Any Quadrilateral Can Tile</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/09/cubenetornot.png</image:loc><image:title>cubenetornot</image:title><image:caption>Cube Net or Not?</image:caption></image:image><lastmod>2016-09-23T21:17:21+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2012/08/27/visualizations-inspirations-and-the-super-ultimate-graphing-challenge/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/08/screen-shot-2012-08-27-at-4-04-21-pm.png</image:loc><image:title>Screen shot 2012-08-27 at 4.04.21 PM</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/08/gasket-thumb1.png</image:loc><image:title>gasket-thumb</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/08/rhodonea-thumb.png</image:loc><image:title>Rhodonea Curves</image:title><image:caption>Rhodonea Curves</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/08/set-partitions-thumb1.png</image:loc><image:title>set-partitions-thumb</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/08/set-partitions-thumb.png</image:loc><image:title>Set Partitions</image:title><image:caption>Set Partitions</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/08/gasket-thumb.png</image:loc><image:title>Interactive Appollonian Gasket</image:title><image:caption>Interactive Apollonian Gasket</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/08/primos-thumb1.png</image:loc><image:title>primos-thumb</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/08/primos-thumb.png</image:loc><image:title>Primos</image:title><image:caption>Prime Seive</image:caption></image:image><lastmod>2015-05-19T03:02:20+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/for-teachers/starter-posts/</loc><lastmod>2014-08-14T22:47:22+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/2012/07/09/faces-blackboards-and-dancing-phds/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/07/colortapia.jpeg</image:loc><image:title>colorTapia</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/07/tapia.jpeg</image:loc><image:title>tapia</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/07/nb3.jpeg</image:loc><image:title>nb3</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/07/nb2.jpeg</image:loc><image:title>nb2</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/07/img_1605-1480x746.jpeg</image:loc><image:title>IMG_1605-1480x746</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/07/img_1604-1480x834.jpeg</image:loc><image:title>IMG_1604-1480x834</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/07/cimg1299.jpeg</image:loc><image:title>CIMG1299</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/07/alberto-1480x752.jpeg</image:loc><image:title>alberto-1480x752</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/07/suzanne_weekes1.jpeg</image:loc><image:title>suzanne_weekes</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/07/berger.jpeg</image:loc><image:title>berger</image:title></image:image><lastmod>2014-05-23T03:12:04+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2012/08/13/3d-printer-marth-polyhedra-and-hart-videos/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/08/uniform-great-rhombicosidodecahedron.jpg</image:loc><image:title>Uniform great rhombicosidodecahedron</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/08/small-hexagrammic-hexacontahedron.jpg</image:loc><image:title>Small hexagrammic hexacontahedron</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/08/great-stellated-dodecahedron.jpg</image:loc><image:title>Great stellated dodecahedron</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/08/space-filling-graph.jpg</image:loc><image:title>Space filling graph</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/08/round-moebius-strip.jpg</image:loc><image:title>Round Moebius strip</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/08/juggling1.jpg</image:loc><image:title>Juggling!</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/08/juggling.jpg</image:loc><image:title>Juggling!</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/08/stereographic-earth.jpg</image:loc><image:title>Stereographic Earth</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/08/stereographic-cube.gif</image:loc><image:title>Stereographic projection of a cube</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/08/segerman-bridges-sculptures.jpg</image:loc><image:title>Henry's sculptures from Bridges</image:title></image:image><lastmod>2018-04-12T16:26:58+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2012/08/01/bridges-meander-patterns-and-water-sports/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/08/820080b98efb2ec849bad5a929fa44eb.jpeg</image:loc><image:title>820080b98efb2ec849bad5a929fa44eb</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/08/dlcpythagorean_proof.jpeg</image:loc><image:title>dlcpythagorean_proof</image:title><image:caption>&lt;i&gt;Pythagorean Proof&lt;/i&gt; by Donna Loraine</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/08/meander.jpeg</image:loc><image:title>meander</image:title><image:caption>Look at how the Cauto River "meanders" across the Cuban landscape.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/08/portrait.jpeg</image:loc><image:title>David Chappell</image:title></image:image><lastmod>2012-08-15T05:38:19+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2012/08/06/mike-naylor-math-magic-and-mazes/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/08/17.gif</image:loc><image:title>Squares packed in squares</image:title><image:caption>square packing 17</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/08/abacaba-wave.jpeg</image:loc><image:title>Abacaba Wave</image:title><image:caption>Abacaba wave pattern from abacaba.org</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/08/number-mazes.gif</image:loc><image:title>Number Mazes</image:title><image:caption>Number Mazes</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/08/alice-mazes.gif</image:loc><image:title>Alice Mazes</image:title><image:caption>Alice Mazes</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/08/eyeball-mazes.gif</image:loc><image:title>Eyeball Mazes</image:title><image:caption>Eyeball Mazes</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/08/andrea-gilbert1.jpeg</image:loc><image:title>Andrea Gilbert</image:title><image:caption>Puzzle designer Andrea Gilbert lays in one of her step-over sequence mazes.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/08/andrea-gilbert.jpeg</image:loc><image:title>Andrea Gilbert</image:title><image:caption>Maze designer, Andrea Gilbert</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/08/decision-tree1.jpeg</image:loc><image:title>Decision Tree</image:title><image:caption>"Decision Tree"</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/08/knightmaze.png</image:loc><image:title>Knight Maze</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/08/fractal-juggler.gif</image:loc><image:title>Fractal Juggler</image:title></image:image><lastmod>2012-08-07T06:51:20+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2012/07/17/partitions-riddles-and-escher-videos/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/07/three_spheres_ii.jpeg</image:loc><image:title>three_spheres_ii</image:title><image:caption>3 Spheres II by M.C. Escher</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/07/pickupsticks11-300x93.jpeg</image:loc><image:title>pickupsticks11-300x93</image:title><image:caption>There are fifteen sticks.  Remove six sticks and be left with ten.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/07/james-tanton.jpeg</image:loc><image:title>james tanton</image:title></image:image><lastmod>2016-06-12T20:22:37+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2012/05/20/line-fractals-knitting-and-3-d-design/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/05/wave-particle-duality-ii-jason-padgett.jpg</image:loc><image:title>Line Fractals, Knitting, and 3-D Design</image:title></image:image><lastmod>2012-07-13T23:43:22+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2012/02/26/pentomino-puzzles-knights-tours-and-decimal-maxing/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/02/awm-logo.gif</image:loc><image:title>AWM logo</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/02/mad.png</image:loc><image:title>MAD</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/02/untitled-4.png</image:loc><image:title>Polyomino Puzzle Solver</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/02/crosspatch.png</image:loc><image:title>crosspatch tours</image:title><image:caption>A selection of "crosspatch" tours.</image:caption></image:image><lastmod>2012-07-09T17:19:07+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2012/07/02/math-cats-frieze-music-and-numbers/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/07/numbers__long_image1.jpg</image:loc><image:title>numbers__long_image</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/07/numbers__long_image.jpg</image:loc><image:title>Numbers</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/07/step.jpg</image:loc><image:title>step</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/07/spinning_jump.jpg</image:loc><image:title>Spinning jump frieze</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/07/harmonogram2.gif</image:loc><image:title>Encylogram</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/07/scaredycat.gif</image:loc><image:title>Scaredy Cat</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/07/3dtictactoemini.gif</image:loc><image:title>3-D Tic-Tac-Toe</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/07/crossingrivermini2.gif</image:loc><image:title>Crossing the River</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/07/wendycat0.gif</image:loc><image:title>Wendy Petti</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/07/catexplore1.gif</image:loc><image:title>Exploring Math Cat</image:title></image:image><lastmod>2013-10-31T01:02:15+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/free-math-software/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/06/appicon48.png</image:loc><image:title>Gollyicon</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/06/cinderella-logo1.png</image:loc><image:title>Easily create startling geometric constructions!</image:title><image:caption>Cinderella</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/06/geogebra-logo2.jpg</image:loc><image:title>GeoGebra is free software for learning and teaching mathematics at all levels for people all over the world.</image:title><image:caption>Geogebra</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/06/scratch-logo1.jpg</image:loc><image:title>With Scratch software, users can easily combine media to create and share their own interactive stories, animations, games, music, and art.</image:title><image:caption>Scratch</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/06/torus-games-logo.jpg</image:loc><image:title>Torus Games</image:title><image:caption>Torus Games</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/06/curved-spaces-logo.jpg</image:loc><image:title>Curved Spaces</image:title><image:caption>Curved Spaces</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/06/cinderella-logo.jpg</image:loc><image:title>Cinderella</image:title><image:caption>Cinderella</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/06/scratch-logo.jpg</image:loc><image:title>Scratch</image:title><image:caption>Scratch</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/06/geogebra-logo1.jpg</image:loc><image:title>GeoGebra</image:title><image:caption>GeoGebra</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/06/geogebra-logo.jpg</image:loc><image:title>GeoGebra</image:title><image:caption>GeoGebra</image:caption></image:image><lastmod>2012-07-03T04:22:46+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/2012/06/18/music-box-fatfonts-and-the-yoshimoto-cube/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/06/yoshimoto-template-3.png</image:loc><image:title>Yoshimoto template 3</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/06/yoshimoto-template.png</image:loc><image:title>Yoshimoto template</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/06/imag0029.jpg</image:loc><image:title>IMAG0029</image:title><image:caption>Here are the two stellated rhombic dodecahedra that make the Yoshimoto Cube that Paul and I made. Templates, instructions, and video to follow!</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/06/wmbox.png</image:loc><image:title>wmbox</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/06/solarmusicbox.png</image:loc><image:title>solarmusicbox</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/06/0to9.png</image:loc><image:title>0to9</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/06/1to92.png</image:loc><image:title>1to9</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/06/1to91.png</image:loc><image:title>1to9</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/06/1to9.png</image:loc><image:title>1to9</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/06/4895.png</image:loc><image:title>4895</image:title></image:image><lastmod>2016-09-30T00:04:00+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2011/11/05/balloons-numbers-and-mathemusic/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2011/11/hyperboloid2_medium.jpg</image:loc><image:title>hyperboloid2_medium</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2011/11/bloontangle2_0942_medium.jpg</image:loc><image:title>bloontangle2_0942_medium</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2011/11/bloontangle1_0968_medium.jpg</image:loc><image:title>bloontangle1_0968_medium</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2011/11/bloonoct2_2947_medium.jpg</image:loc><image:title>bloonoct2_2947_medium</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2011/11/bloonicos2_3518_medium.jpg</image:loc><image:title>bloonicos2_3518_medium</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2011/11/blooncuboct_3643_medium.jpg</image:loc><image:title>blooncuboct_3643_medium</image:title></image:image><lastmod>2012-06-26T01:01:00+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2012/01/09/mobius-escher-and-hart/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/01/200px-mobius-strip-i.jpg</image:loc><image:title>200px-Mobius-strip-I</image:title><image:caption>Möbius Strip I | M.C. Escher</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/01/eschermobius-ants.jpg</image:loc><image:title>eschermobius ants</image:title><image:caption>Möbius Strip II (Red Ants) | M.C. Escher</image:caption></image:image><lastmod>2014-09-26T02:30:52+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2011/12/14/triangles-triangles-triangles/</loc><lastmod>2012-06-26T00:57:59+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2012/04/22/rice-rectangles-and-mathmagicland/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/04/newcastle-hexayurt1.jpg</image:loc><image:title>newcastle-hexayurt</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/04/hexayurt.jpg</image:loc><image:title>hexayurt</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/04/cathedral.png</image:loc><image:title>cathedral</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/04/newcastle-hexayurt.jpg</image:loc><image:title>newcastle-hexayurt</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/04/pinwheelart2.png</image:loc><image:title>pinwheelart</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/04/pinwheelart1.png</image:loc><image:title>pinwheelart</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/04/pinwheelart.png</image:loc><image:title>pinwheelart</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/04/edmund-harriss.png</image:loc><image:title>Edmund Harriss</image:title><image:caption>Edmund Harriss</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/04/picture-1.png</image:loc><image:title>Free Rice infographic</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/04/grains-of-rice.png</image:loc><image:title>Grains of Rice</image:title></image:image><lastmod>2014-10-15T19:37:37+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2012/03/04/numberphile-cube-snakes-and-the-hypercube/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/02/cube-progression.png</image:loc><image:title>Cube Progression</image:title><image:caption>The "cube" idea, from 1D to 4D</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/02/cube-snake.jpeg</image:loc><image:title>Cube Snake</image:title><image:caption>Can we snake our way through the 3x3x3 cube starting in the center?</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/02/numberphile-2.png</image:loc><image:title>Numberphile 2</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/02/numberphile.png</image:loc><image:title>Numberphile</image:title></image:image><lastmod>2012-06-26T00:55:01+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2012/03/25/origami-games-and-the-huang-twins/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/03/morpion-solitaire1.png</image:loc><image:title>Morpion Solitaire</image:title><image:caption>Morpion Solitaire</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/03/no-walking-no-problem1.png</image:loc><image:title>No Walking, No Problem</image:title><image:caption>No Walking, No Problem</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/03/cube-roll-21.png</image:loc><image:title>Cube Roll</image:title><image:caption>Cube Roll</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/03/morpion-solitaire.png</image:loc><image:title>Morpion Solitaire</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/03/no-walking-no-problem.png</image:loc><image:title>No Walking, No Problem</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/03/cube-roll-2.png</image:loc><image:title>Cube Roll</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/03/huang-twins.jpg</image:loc><image:title>Huang Twins</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/03/origami-whale.png</image:loc><image:title>Origami Whale</image:title><image:caption>Origami Whale</image:caption></image:image><lastmod>2012-06-26T00:52:59+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2012/05/06/scott-kim-puzzles-and-games/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/05/symmetrical-alphabet.jpg</image:loc><image:title>symmetrical-alphabet</image:title><image:caption>Symmetrical Alphabet - Ambigram by Scott Kim</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/05/symmetrical_alphabet_ambigram_poster-rda6e27008c7e4e09bce6acf8251dab46_aikzq_400.jpg</image:loc><image:title>symmetrical_alphabet_ambigram_poster-rda6e27008c7e4e09bce6acf8251dab46_aikzq_400</image:title><image:caption>Symmetric Alphabet - Ambigram by Scott Kim</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/05/kim.gif</image:loc><image:title>kim</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/05/figure_ground_horses.jpg</image:loc><image:title>figure_ground_horses</image:title><image:caption>M.C. Escher - Knights on Horseback</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/05/scott-kim-pic.jpg</image:loc><image:title>Scott Kim pic</image:title></image:image><lastmod>2015-01-14T16:39:16+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2012/06/04/the-fractal-foundation-schoolhouse-rock-and-more/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/06/tiling-example-31.png</image:loc><image:title>Rectangular Tiling Example</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/06/tessellation-example.png</image:loc><image:title>Triangular Tesselation Example</image:title><image:caption>Triangular</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/06/tiling-example-3.png</image:loc><image:title>Tiling example 3</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/06/tiling-example-2.png</image:loc><image:title>Hexagon Tiling Example</image:title><image:caption>Hexagonal</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/06/cutout9.jpg</image:loc><image:title>Triangle Cutout Fractal</image:title><image:caption>Triangle Cutout Fractal</image:caption></image:image><lastmod>2014-10-03T00:03:55+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2012/06/11/knots-torus-games-and-bagels/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/06/pretty-knot-3.jpg</image:loc><image:title>Pretty knot 3</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/06/pretty-knot-2.jpg</image:loc><image:title>Pretty knot 2</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/06/pretty-knot-1.jpg</image:loc><image:title>Pretty knot 1</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/06/row-of-knots.gif</image:loc><image:title>Row of knots</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/06/torus-games-logo1.jpg</image:loc><image:title>Torus games</image:title><image:caption>A maze - on a torus!</image:caption></image:image><lastmod>2015-06-25T04:52:07+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2012/05/14/a-sweater-paper-projects-and-math-art-tools/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/05/dst.jpg</image:loc><image:title>dst</image:title><image:caption>A decagon slide-together</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/05/rsh.jpg</image:loc><image:title>rsh</image:title><image:caption>A Rhombic Spirallohedron</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/05/tree.png</image:loc><image:title>tree</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/05/laszlo-bardos.jpeg</image:loc><image:title>Laszlo-Bardos</image:title><image:caption>Laszlo Bardos</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/05/pfsweater.jpeg</image:loc><image:title>pfsweater</image:title><image:caption>Sondra Eklund and her Prime Factorization Sweater</image:caption></image:image><lastmod>2012-05-18T20:20:23+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2012/04/02/impossible-impossible-impossible/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/04/5-impossible-triangle1.jpg</image:loc><image:title>Impossible, Impossible, Impossible</image:title></image:image><lastmod>2017-07-09T01:38:47+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2012/04/29/polyominoes-rubix-and-emmy-noether/</loc><lastmod>2012-04-29T22:21:34+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2012/03/19/beat-beat-beat/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/03/squaresapp.png</image:loc><image:title>squaresapp</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/03/flashapp1.png</image:loc><image:title>flashapp</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/03/flashapp.png</image:loc><image:title>flashapp</image:title></image:image><lastmod>2012-03-23T03:29:12+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2012/03/11/pi-digits-pi-oetry-and-anti-pi/</loc><lastmod>2016-06-17T16:40:28+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2012/02/05/cubes-curves-and-geometric-romance/</loc><lastmod>2014-05-23T03:37:24+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2011/12/04/alphametics-hyperbolic-crochet-and-a-puzzle-contest/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2011/12/stripes-11a.jpg</image:loc><image:title>Alphametics, Hyperbolic Crochet, and a Puzzle Contest</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2011/12/z2526j-water.jpg</image:loc><image:title>Alphametics, Hyperbolic Crochet, and a Puzzle Contest</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2011/12/4x100.jpg</image:loc><image:title>Alphametics, Hyperbolic Crochet, and a Puzzle Contest</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2011/12/hplanes061b.jpg</image:loc><image:title>Alphametics, Hyperbolic Crochet, and a Puzzle Contest</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2011/12/escher-bats-hyperbolic-plane.gif</image:loc><image:title>escher bats hyperbolic plane</image:title><image:caption>M. C. Escher's tessellation of the hyperbolic plane with bats.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2011/12/hyperbolic-plane-tesselation.gif</image:loc><image:title>hyperbolic plane tesselation</image:title><image:caption>A tessellation of the hyperbolic plane with triangles.</image:caption></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2011/12/hyperbolic-plane-coral-reef.jpg</image:loc><image:title>hyperbolic plane coral reef</image:title><image:caption>Crocheted hyperbolic planes look a lot like coral.</image:caption></image:image><lastmod>2014-09-04T13:13:24+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/m-c-escher/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2012/01/escher-portrait.jpg</image:loc><image:title>Escher Portrait</image:title><image:caption>Hand with Reflecting Sphere (Self-Portrait in Spherical Mirror) | M.C. Escher</image:caption></image:image><lastmod>2012-01-10T01:15:07+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org/2011/11/20/math-craft-philippa-fawcett-and-mandelbrot/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2011/11/poly1.png</image:loc><image:title>poly</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2011/11/mathcraft4.png</image:loc><image:title>mathcraft</image:title></image:image><lastmod>2013-10-21T02:21:48+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2011/11/27/number-gossip-travels-and-topology/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2011/11/klein3.jpg</image:loc><image:title>klein3</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2011/11/klein2.jpg</image:loc><image:title>klein2</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2011/11/klein1.jpg</image:loc><image:title>klein1</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2011/11/sphere3.jpg</image:loc><image:title>sphere3</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2011/11/sphere2.jpg</image:loc><image:title>sphere2</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2011/11/sphere1.jpg</image:loc><image:title>sphere1</image:title></image:image><lastmod>2015-01-14T16:41:36+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2011/11/13/circles-geomagic-and-marble-calculators/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2011/11/3x3-star11.jpg</image:loc><image:title>3x3 star1</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2011/11/art-of-fugue.jpg</image:loc><image:title>Art of Fugue</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2011/11/4x4-type-ib.jpg</image:loc><image:title>4x4 Type Ib</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2011/11/4x4-pentominoes.jpg</image:loc><image:title>4x4 pentominoes</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2011/11/tribar21.jpg</image:loc><image:title>tribar2</image:title></image:image><lastmod>2016-01-14T13:10:47+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2011/10/22/mazes-spirals-and-paper-folding/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2011/10/maze-123.jpg</image:loc><image:title>maze-123</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2011/10/maze-122.jpg</image:loc><image:title>maze-122</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2011/10/maze-120.jpg</image:loc><image:title>maze-120</image:title></image:image><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2011/10/maze-116-e1318648850700.jpg</image:loc><image:title>maze-116-e1318648850700</image:title></image:image><lastmod>2014-09-05T16:14:34+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/2011/10/29/pennies-knights-and-origami-mazes/</loc><image:image><image:loc>https://mathmunch.org/wp-content/uploads/2011/10/kixote1_30.jpg</image:loc><image:title>Pennies, Knights, and Origami Mazes!</image:title></image:image><lastmod>2011-10-31T02:55:32+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://mathmunch.org/about/</loc><lastmod>2011-10-22T18:30:36+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://mathmunch.org</loc><changefreq>daily</changefreq><priority>1.0</priority><lastmod>2025-06-24T11:23:40+00:00</lastmod></url></urlset>
