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From the mind of comedian David Walliams, this collection of Gangsta Granny's Mental Maths Games is the perfect problem-solving gift. Each card is delightfully illustrated with characters from the best-selling book and the aim of the game is add, subtract and multiply to get the highest score.

Features:

  • Collection of mental arithmetic games
  • Contains 48 cards
  • Illustrated by Tony Ross
  • Suitable for ages 5+

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