Reading, writing and representing numbers

  • How would we count?
    problem

    How would we count?

    Age
    5 to 11
    Challenge level
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    An activity centred around observations of dots and how we visualise number arrangement patterns.

  • That number square
    problem

    That number square

    Age
    5 to 11
    Challenge level
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    Exploring the structure of a number square: how quickly can you put the number tiles in the right place on the grid?

  • Dotty Six for Two
    game

    Dotty six for two

    Age
    5 to 11
    Challenge level
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    Dotty Six game for an adult and child. Will you be the first to have three sixes in a straight line?

  • Roman Numerals
    problem

    Roman numerals

    Age
    7 to 11
    Challenge level
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    Can you find some examples when the number of Roman numerals is fewer than the number of Arabic numerals for the same number?

  • Representing Numbers
    problem

    Representing numbers

    Age
    7 to 11
    Challenge level
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    Find as many different ways of representing this number of dots as you can.

  • Which Scripts?
    problem

    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?

  • Take three numbers
    problem

    Take three numbers

    Age
    7 to 11
    Challenge level
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    What happens when you add three numbers together? Will your answer be odd or even? How do you know?

  • A Romantic Riddle
    problem

    A romantic riddle

    Age
    7 to 11
    Challenge level
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    Read this riddle and see if you can work out how the trees must be planted.
  • Neighbourly Addition
    problem

    Neighbourly addition

    Age
    7 to 14
    Challenge level
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    I added together some of my neighbours' house numbers. Can you explain the patterns I noticed?

  • Number Lines in Disguise
    problem

    Number lines in disguise

    Age
    7 to 14
    Challenge level
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    Some of the numbers have fallen off Becky's number line. Can you figure out what they were?