Probability

  • problem
    Favourite

    Same or different?

    Age
    7 to 11
    Challenge level
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    Anna and Becky put one purple cube and two yellow cubes into a bag to play a game. Is the game fair? Explain your answer.

  • problem
    Favourite

    The twelve pointed star game

    Age
    7 to 11
    Challenge level
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    Have a go at this game which involves throwing two dice and adding their totals. Where should you place your counters to be more likely to win?

  • It's a Tie
    problem
    Favourite

    It's a tie

    Age
    7 to 11
    Challenge level
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    Kaia is sure that her father has worn a particular tie twice a week in at least five of the last ten weeks, but her father disagrees. Who do you think is right?
  • The hair colour game
    problem
    Favourite

    The hair colour game

    Age
    7 to 11
    Challenge level
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    The class were playing a maths game using interlocking cubes. Can you help them record what happened?
  • problem

    Winning the lottery

    Age
    7 to 11
    Challenge level
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    Find out about the lottery that is played in a far-away land. What is the chance of winning?

  • A Bit of a Dicey problem
    problem

    A bit of a dicey problem

    Age
    7 to 11
    Challenge level
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    When you throw two regular, six-faced dice you have more chance of getting one particular result than any other. What result would that be? Why is this?

  • 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?