Interactive Tangram  
   Online Chinese puzzle game using 7 basic shapes which can be combined into various shapes.
   http://www.tangram.i-p.com

The Mysterious Tangram Game  
   The Chinese called this centuries-old game the "Seven-Board of Cunning". Adjust 7 geometric shapes to fit into one big shape.
   http://www.kidscom.com/orakc/Games/Tangram/index.shtml

Tangram Man  
   Online Chinese puzzle game includes a categorized collection of tangram figures that can be solved online. Also offers function to create a new figure.
   http://reijnhoudt.nl/tangram/man.php

Fwend.com Tangram  
   Interactive Java applet with more than 150 puzzles. Puzzles are offered at three difficulty levels and include solutions.
   http://www.fwend.com/tangram.htm