Comparing and ordering numbers

  • Dotty Six
    problem

    Dotty six

    Age
    5 to 11
    Challenge level
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    Dotty Six is a simple dice game that you can adapt in many ways.

  • Largest Even
    problem

    Largest even

    Age
    5 to 11
    Challenge level
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    How would you create the largest possible two-digit even number from the digit I've given you and one of your choice?

  • Carroll Diagrams
    problem

    Carroll diagrams

    Age
    5 to 11
    Challenge level
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    Use the interactivities to fill in these Carroll diagrams. How do you know where to place the numbers?

  • 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?

  • Sweetie Box
    problem

    Sweetie box

    Age
    5 to 11
    Challenge level
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    Max and Bryony both have a box of sweets. What do you know about the number of sweets they each have?
  • Interactive Balance
    interactivity
    Favourite

    Interactive balance

    Age
    5 to 11
    Challenge level
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    In this simulation of a balance, you can drag numbers and parts of number sentences on to the trays. Have a play!

  • Making Pathways
    problem

    Making pathways

    Age
    7 to 11
    Challenge level
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    Can you find different ways of creating paths using these paving slabs?
  • 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?

  • Highest and Lowest
    problem

    Highest and lowest

    Age
    7 to 11
    Challenge level
    filled star empty star empty star

    Put operations signs between the numbers 3 4 5 6 to make the highest possible number and lowest possible number.

  • The Thousands Game
    problem

    The thousands game

    Age
    7 to 11
    Challenge level
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    Each child in Class 3 took four numbers out of the bag. Who had made the highest even number?