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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?

What Could It Be?

Age 5 to 7 Challenge Level:
Pick any number to start with and put it in the box. Then complete the calculation.

Then try a different number. Make sure you complete the calculation each time.