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Penta Place

Penta people, the Pentominoes, always build their houses from five square rooms. I wonder how many different Penta homes you can create?

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Tetrafit

A tetromino is made up of four squares joined edge to edge. Can this tetromino, together with 15 copies of itself, be used to cover an eight by eight chessboard?

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Building Stars

An interactive activity for one to experiment with a tricky tessellation

Tessellating Triangles

Stage: 2 Challenge Level: Challenge Level:1
Make plenty of triangles before you start (in different colours if possible).