| Encarta: Pythagoras [ Kids/Teens/Mature Teens ] - Encyclopedia article provides an introduction to the Greek philosopher and mathematician. http://encarta.msn.com/encyclopedia_761563435/Pythagoras.html |
| Pythagoras [ Kids/Teens ] - Student-written biography focuses on his most significant achievements. http://library.thinkquest.org/4116/History/pythagor.htm |
| Pythagoras of Samos [ Kids/Teens/Mature Teens ] - Detailed biography, including pictures, from the MacTutor History of Mathematics archive. http://www-groups.dcs.st-and.ac.uk/%7Ehistory/Mathematicians/Pythagoras.html |
| The Proof: Pythagorean Puzzle [ Kids/Teens ] - A fun look at the man and one of his best-known equations. Includes Shockwave demonstration. From Nova Online. http://www.pbs.org/wgbh/nova/proof/puzzle/ |
| The Theorem of Pythagoras [ Teens/Mature Teens ] - Brief description and proof of the Pythagorean theorem. http://www-spof.gsfc.nasa.gov/stargaze/Spyth.htm |