Classical Chinese Puzzles – Wei Zhang and Peter Rasmussen run this site and are members of the Classical Chinese Puzzles Project organization. The tangram page is very informative and has pictures I've never seen before. After enjoying the tangrams, take some time to look around the rest of the site.

Knitted Tangram Set [...]

Peces 5.0 - A *very* nice Tangram program recently updated to include even more figures. Created by Innocent De Marchi., it comes with more than 18,000 Tangram designs and also allows you to make, save and share your own creations. An online version is available to play on his site. Look for the little [...]