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

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Eight Dominoes

Using the 8 dominoes make a square where each of the columns and rows adds up to 8

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Prime Magic

Place the numbers 1, 2, 3,..., 9 one on each square of a 3 by 3 grid so that all the rows and columns add up to a prime number. How many different solutions can you find?

Tubular Path

Stage: 2 Challenge Level: Challenge Level:2 Challenge Level:2

Move the green spot along the tube by moving the yellow spot.
Explain how you did it.

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The yellow spot does not follow this grey tube.
I wonder if there is a tube which the yellow spot and the green spot would both follow?
Could you draw one?