Working systematically

  • Dozens
    problem
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    Dozens

    Age
    7 to 14
    Challenge level
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    Can you select the missing digit(s) to find the largest multiple?

  • Got It
    problem
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    Got it

    Age
    7 to 14
    Challenge level
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    A game for two people, or play online. Given a target number, say 23, and a range of numbers to choose from, say 1-4, players take it in turns to add to the running total to hit their target.

  • What shape?
    problem
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    What shape?

    Age
    7 to 14
    Challenge level
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    This task develops spatial reasoning skills. By framing and asking questions a member of the team has to find out what mathematical object they have chosen.

  • missing multipliers
    problem
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    Missing multipliers

    Age
    7 to 14
    Challenge level
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    What is the smallest number of answers you need to reveal in order to work out the missing headers?

  • project

    Troublesome triangles

    7 to 14
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    Many natural systems appear to be in equilibrium until suddenly a critical point is reached, setting up a mudslide or an avalanche or an earthquake. In this project, students will use a simple simulation game to investigate the properties of such systems.

  • The Number Jumbler
    problem
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    The Number Jumbler

    Age
    7 to 14
    Challenge level
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    The Number Jumbler can always work out your chosen symbol. Can you work out how?

  • 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?

  • Water lily and lily pads.
    problem

    Latin lilies

    Age
    7 to 14
    Challenge level
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    In this game you are challenged to gain more columns of lily pads than your opponent.

  • Charitable Pennies
    problem

    Charitable pennies

    Age
    7 to 14
    Challenge level
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    Investigate the different ways that fifteen schools could have given money in a charity fundraiser.
  • 4 by 4 Mathdokus
    problem
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    4 by 4 Mathdokus

    Age
    7 to 14
    Challenge level
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    Can you use the clues to complete these 4 by 4 Mathematical Sudokus?