Year 1 Explaining, convincing and proving

  • Domino Sorting
    problem
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    Domino Sorting

    Age
    5 to 7
    Challenge level
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    Try grouping the dominoes in the ways described. Are there any left over each time? Can you explain why?

  • Sizing them Up
    problem
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    Sizing Them Up

    Age
    5 to 7
    Challenge level
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    Can you put these shapes in order of size? Start with the smallest.

  • Times of Day
    problem
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    Times of Day

    Age
    5 to 7
    Challenge level
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    These pictures show some different activities that you may get up to during a day. What order would you do them in?

  • Number match
    problem
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    Number Match

    Age
    5 to 7
    Challenge level
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    Can you work as a group to match these numbers?

  • problem
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    Pairs of Numbers

    Age
    5 to 7
    Challenge level
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    If you have ten counters numbered 1 to 10, how many can you put into pairs that add to 10? Which ones do you have to leave out? Why?

  • All Change
    problem
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    All Change

    Age
    5 to 7
    Challenge level
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    There are three versions of this challenge. The idea is to change the colour of all the spots on the grid. Can you do it in fewer throws of the dice?

  • problem
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    The Animals' Sports Day

    Age
    5 to 7
    Challenge level
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    One day, five small animals in my garden had a sports day. Who do you think won each race?

  • Two dice, each showing five.
    problem
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    Doubling Fives

    Age
    5 to 7
    Challenge level
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    This activity focuses on doubling multiples of five.

  • Always, Sometimes or Never? KS1
    problem
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    Always, Sometimes or Never? KS1

    Age
    5 to 7
    Challenge level
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    Are these statements relating to calculation and properties of shapes always true, sometimes true or never true?

  • Equivalent Pairs
    problem
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    Equivalent Pairs

    Age
    5 to 7
    Challenge level
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    Can you match pairs of cards which show the same amount?

  • Halving
    problem
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    Halving

    Age
    5 to 7
    Challenge level
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    These pictures show squares split into halves. Can you find other ways?

  • Wallpaper
    problem
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    Wallpaper

    Age
    5 to 7
    Challenge level
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    These pieces of wallpaper need to be ordered from smallest to largest. Can you find a way to do it?

  • The Tall Tower
    problem
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    The Tall Tower

    Age
    5 to 7
    Challenge level
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    As you come down the ladders of the Tall Tower you collect useful spells. Which way should you go to collect the most spells?