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Place four pebbles on the sand in the form of a square. Keep adding as few pebbles as necessary to double the area. How many extra pebbles are added each time?

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I'm Eight

Find a great variety of ways of asking questions which make 8.

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Sweets in a Box

How many different shaped boxes can you design for 36 sweets in one layer? Can you arrange the sweets so that no sweets of the same colour are next to each other in any direction?

Cycling Squares

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

Make a list of the square numbers up to $8\times 8$.

Using the interactivity might help you get started. Don't forget you can always change your mind and alter your solution as you go along!