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This activity investigates how you might make squares and pentominoes from Polydron.

Multilink Cubes

If you had 36 cubes, what different cuboids could you make?

Make Pairs

Age 7 to 11
Challenge Level

Put $10$ counters in a row.

10 counters

Find a way to arrange the counters into five pairs, one on top of another, evenly spaced in a row so that they look like this:

5 pairs

A counter can only be moved by picking it up, jumping over two counters and landing on another counter.

Can you do it in just five moves?