Exploring and noticing

  • Tumbling Down
    problem
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    Tumbling Down

    Age
    7 to 11
    Challenge level
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    Watch this animation. What do you see? Can you explain why this happens?

  • Dicey Operations in Line
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    Dicey Operations in Line

    Age
    7 to 11
    Challenge level
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    In these addition, subtraction, multiplication and division games, you'll need to think strategically to get closest to the target.

  • Cubes
    problem
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    Cubes

    Age
    7 to 11
    Challenge level
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    How many faces can you see when you arrange these three cubes in different ways?

  • Which Scripts?
    problem
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    Which Scripts?

    Age
    7 to 11
    Challenge level
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    There are six numbers written in five different scripts. Can you sort out which is which?

  • Highest and Lowest
    problem
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    Highest and Lowest

    Age
    7 to 11
    Challenge level
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    Put operations signs between the numbers 3, 4, 5 and 6 to make the highest possible number and lowest possible number.

  • Zios and Zepts
    problem
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    Zios and Zepts

    Age
    7 to 11
    Challenge level
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    On the planet Vuv there are two sorts of creatures. The Zios have 3 legs and the Zepts have 7 legs. The great planetary explorer Nico counted 52 legs. How many Zios and how many Zepts were there?

  • problem
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    Abundant Numbers

    Age
    7 to 11
    Challenge level
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    48 is called an abundant number because it is less than the sum of its factors (without itself). Can you find some more abundant numbers?

  • problem
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    The Moons of Vuvv

    Age
    7 to 11
    Challenge level
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    The planet of Vuvv has seven moons. Can you work out how long it is between each super-eclipse?

  • Plenty of Pens
    problem
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    Plenty of Pens

    Age
    7 to 11
    Challenge level
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    Amy's mum gave her £2.50 to spend. She bought four times as many pens as pencils and was given 40p change. How many of each did she buy?

  • problem
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    Multiplication Squares

    Age
    7 to 11
    Challenge level
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    Can you work out the arrangement of the digits in the square so that the given products are correct? The numbers 1 - 9 may be used once and once only.