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Prompt Cards

These two group activities use mathematical reasoning - one is numerical, one geometric.

Round and Round the Circle

What happens if you join every second point on this circle? How about every third point? Try with different steps and see if you can predict what will happen.

Tom's Number

Work out Tom's number from the answers he gives his friend. He will only answer 'yes' or 'no'.

A Conversation Piece

Age 7 to 11
Challenge Level

Divide 6 469 693 230 by the first ten prime numbers and you'll get the most beautiful and most magic of all numbers. What is it?