Challenge Level

You have a set of the digits from 0 â€“ 9. Can you arrange these in the five boxes to make two-digit numbers as close to the targets as possible?

Challenge Level

Annie and Ben are playing a game with a calculator. What was Annie's secret number?

Challenge Level

Dotty Six is a simple dice game that you can adapt in many ways.

Challenge Level

Design an arrangement of display boards in the school hall which fits the requirements of different people.

Challenge Level

Can you order the digits from 1-3 to make a number which is divisible by 3 so when the last digit is removed it becomes a 2-figure number divisible by 2, and so on?

Challenge Level

How could you arrange at least two dice in a stack so that the total of the visible spots is 18?