Tag Archive for lattice board

How Many Squares Can You Make in a 5 x 5 Peg Lattice Board?

I’ve been wanting to post this problem for a long time.  I don’t know why I’m so lazy.

4 x 4 Unit Lattice Board

Problem:
Suppose you have a 5 x 5 peg lattice board like one on the right:
Without injuring yourself or others, how many rubber band squares can you make on the board?
Challenge:
How many rubber band squares can you make on an N x N peg lattice board?

Geoboard:
The picture above is a screenshot of the Geoboard app.
This app is a:
provided by The Math Learning Center.