Hacker News
- An artist's perplexing tribute to the Pythagorean Theorem (2009) http://mathtourist.blogspot.com/2009/02/pondering-artists-perplexing-tribute-to.html 90 comments
- Martin Gardner’s Möbius Surprise http://mathtourist.blogspot.com/2010/10/martin-gardners-mobius-surprise.html 16 comments math
- Math of the card game SET http://mathtourist.blogspot.com/2010/07/set-math.html 10 comments math
- The Math of Poker http://mathtourist.blogspot.com/2009/02/trouble-with-wild-card-poker.html 5 comments math
- Pondering an Artist's Perplexing Tribute to the Pythagorean Theorem http://mathtourist.blogspot.com/2009/02/pondering-artists-perplexing-tribute-to.html 18 comments math