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This practical challenge invites you to investigate the different squares you can make on a square geoboard or pegboard.


How many triangles can you make on the 3 by 3 pegboard?

Making Squares

Investigate all the different squares you can make on this 5 by 5 grid by making your starting side go from the bottom left hand point. Can you find out the areas of all these squares?

Round Peg Board

Age 5 to 11
Challenge Level

This circular peg board environment can be used to stimulate discussion centred on a range of mathematical topics.

To draw on the board, click on a band on the right-hand side and it will appear on the board itself. Click and drag this band onto pegs in order to make a particular shape.