Count On

Explorer:

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  • Maths and Magic
  • Patterns
  • Randomiser
  • Number
  • Primes, Factors and Divisibility
  • The Fabulous Fractal Factory
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  • The Wise Wizz of Woo
  • Diversions
  • Origami
  • Puzzle of the Day
  • Fractions
  • Online Stories

Puzzle of the Day

These puzzles are also printed in Eight days a week, a booklet published by the Association of Teachers of Mathematics.

What numbers can you get on a calculator if you are only allowed to use the 3, 5, + and = keys?

Answer: everything over 7 is possible