David L. Pagni and Harris S. Shultz
Solve a card problem by exploring patterns that will lead to a logical solution.
Arron Paul Eisen
Students investigate the symmetry of factor sets of composite numbers a graphing calculator.
Charlene E. Beckmann and Kara Rozanski
Using a motion detector, students experience the interplay between motion and its graphical representation. Several activities included.
Jim Smith
This article, which appeared in the British journal Mathematics, discusses necessary components of active learning in the mathematics classroom.
Shukkwan S. Leung and Rui-xiang Wu
Two examples illustrate the importance of posing problems properly.
Glenda Lappan
NCTM President's address from the 1999 annual meeting.