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Sum Fun

A fun number puzzle to train your brain! How to play:

  • Take a number and add it to the board
  • If it matches the last digit of the sum of its neighbours, they get blasted away!
  • Repeat until the board is empty
  • Compete against your friends to see who can win in the lowest moves!! Different shaped boards are included, requiring different strategies to win, such as square, robot, football and flappy. A perfect pick-it-up-and-play game!