grid power
Shubin, Tatiana. Finkel, Dan. Lomas, Randal. (2022). Grid Power. In S. Bowen (Ed.), Math Circle Activity Database. American Institute of Mathematics.

Grid Power

Math Circles:
“When I grew up in the Soviet Union, all we used for math was grid paper. Grid paper leads to discovery.” This is how Tatiana Shubin, San Jose State University, begins her lesson demonstrating the myriad of wonderful math questions arising from a simple sheet of grid paper. Attempting to count all squares of any size on a limited grid will require participants to persevere, organize their thinking and construct viable arguments.

Activity Guide

This guide looks at the activity in detail and goes into the underlying math.

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