Delta-K,  Teaching Ideas,  Volume 23, Issue 1

Geometric Patterns for Combinatorial Results

Journal of the Mathematics Council of the Alberta Teachers’ Association

Volume 23 Issue 1, October 1983

12 – 16

Geometric Patterns for Combinatorial Results

David R. Duncan and Bonnie H. Litwiller

Teachers and their students frequently wish to use activities that provide for drill and practice and also encourage the review or discovery of number patterns.