Probability

  • Stop or Dare
    game

    Stop or Dare

    Age
    7 to 16
    Challenge level
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    All you need for this game is a pack of cards. While you play the game, think about strategies that will increase your chances of winning.

  • Twenty20
    game

    Twenty20

    Age
    7 to 16
    Challenge level
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    Fancy a game of cricket? Here is a mathematical version you can play indoors without breaking any windows.
  • Game of PIG - Sixes
    game

    Game of Pig - Sixes

    Age
    7 to 18
    Challenge level
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    Can you beat Piggy in this simple dice game? Can you figure out Piggy's strategy, and is there a better one?

  • con Tricks
    article

    Con Tricks

    Here are some examples of 'cons', and see if you can figure out where the trick is.

  • A Brief History of Probability
    problem

    A Brief History of Probability

    Age
    11 to 14
    Challenge level
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    Can you help d'Alembert discover the probabilty of at least one head in two coin flips?

  • Snail Trails
    game

    Snail Trails

    Age
    11 to 14
    Challenge level
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    This is a game for two players. Does it matter where the target is put? Is there a good strategy for winning?
  • Flippin' discs
    problem
    Favourite

    Flippin' Discs

    Age
    11 to 14
    Challenge level
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    Discs are flipped in the air. You win if all the faces show the same colour. What is the probability of winning?

  • Odds and Evens
    problem
    Favourite

    Odds and Evens

    Age
    11 to 14
    Challenge level
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    Are these games fair? How can you tell?

  • Interactive Spinners
    problem
    Favourite

    Interactive Spinners

    Age
    11 to 14
    Challenge level
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    This interactivity invites you to make conjectures and explore probabilities of outcomes related to two independent events.