Ron's Theorem and Beyond: A True Mathematician and GSP in Action
Armando Martínez-Cruz, Ron McAlister, Gerald Gannon
February 2004, Volume 97, Issue 2, Page 148
A middle school teacher's experience conjecturing a geometric result. Discusses using dynamic software to test conjectures and then writing proofs for the conjectures. Includes conjectures and proofs involving the Pythagorean Theorem.
Interactives / Applets
Problem Solving / Problem Posing
Reasoning and Proof