Visualising and representing

  • Triangle Numbers
    problem
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    Triangle Numbers

    Age
    11 to 14
    Challenge level
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    Take a look at the multiplication square. The first eleven triangle numbers have been identified. Can you see a pattern? Does the pattern continue?

  • Maths filler
    problem
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    Maths Filler

    Age
    11 to 14
    Challenge level
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    Imagine different shaped vessels being filled. Can you work out what the graphs of the water level should look like?

  • Christmas chocolates
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    Christmas Chocolates

    Age
    11 to 14
    Challenge level
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    How could Penny, Tom and Matthew work out how many chocolates there are in different sized boxes?

  • The Tower of Hanoi - three wooden poles, with several coloured rings of decreasing sizes on the middle pole.
    problem
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    Tower of Hanoi

    Age
    11 to 14
    Challenge level
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    The Tower of Hanoi is an ancient mathematical challenge. Working on the building blocks may help you to explain the patterns you notice.

  • Fill Me Up
    problem
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    Fill Me Up

    Age
    11 to 14
    Challenge level
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    Can you sketch graphs to show how the height of water changes in different containers as they are filled?

  • Seven Squares
    problem
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    Seven Squares

    Age
    11 to 14
    Challenge level
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    Watch these videos to see how Phoebe, Alice and Luke chose to draw 7 squares. How would they draw 100?

  • A blue patchwork quilt draped over a white sofa.
    problem
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    Alison's Quilt

    Age
    11 to 14
    Challenge level
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    Nine squares are fitted together to form a rectangle. Can you find its dimensions?

  • Non-Transitive Dice
    problem
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    Non-Transitive Dice

    Age
    11 to 14
    Challenge level
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    Alison and Charlie are playing a game. Charlie wants to go first so Alison lets him. Was that such a good idea?

  • Triathlon and Fitness
    problem
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    Triathlon and Fitness

    Age
    11 to 14
    Challenge level
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    The triathlon is a physically gruelling challenge. Can you work out which athlete burnt the most calories?

  • Always a multiple?
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    Always a Multiple?

    Age
    11 to 14
    Challenge level
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    Think of a two digit number, reverse the digits, and add the numbers together. Something special happens...