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Three Squares

What is the greatest number of squares you can make by overlapping three squares?

Two Dice

Find all the numbers that can be made by adding the dots on two dice.

Biscuit Decorations

Andrew decorated 20 biscuits to take to a party. He lined them up and put icing on every second biscuit and different decorations on other biscuits. How many biscuits weren't decorated?

One Big Triangle

Age 5 to 7 Challenge Level:


You could try putting one piece in to start with and then seeing whether you can place another piece next to it.
Are you sure that triangle is the only possibility?