Working systematically

  • A Bag of Marbles
    problem

    A Bag of Marbles

    Age
    5 to 7
    Challenge level

    Use the information to describe these marbles. What colours must be on marbles that sparkle when rolling but are dark inside?

  • One of Thirty-Six
    problem

    One of Thirty-Six

    Age
    5 to 7
    Challenge level

    Can you find the chosen number from the grid using the clues?

  • The Games' Medals
    problem

    The Games' Medals

    Age
    5 to 7
    Challenge level

    Can you see who the gold medal winner is? What about the silver medal winner and the bronze medal winner?

  • Triangle Edges
    problem

    Triangle Edges

    Age
    5 to 7
    Challenge level

    How many triangles can you make using sticks that are 3cm, 4cm and 5cm long?

  • Here to There 1 2 3
    problem

    Here to There 1 2 3

    Age
    5 to 7
    Challenge level

    Move from the START to the FINISH by moving across or down to the next square. Can you find a route to make these totals?

  • Four-Triangle Arrangements
    problem

    Four-Triangle Arrangements

    Age
    5 to 7
    Challenge level

    How many different shapes can you make by putting four right- angled isosceles triangles together?

  • Train Routes
    problem

    Train Routes

    Age
    5 to 7
    Challenge level

    This train line has two tracks which cross at different points. Can you find all the routes that end at Cheston?

  • A side view of a wooden staircase.
    problem

    Stairs

    Age
    5 to 11
    Challenge level

    This challenge is to design different step arrangements, which must go along a distance of 6 on the steps and must end up at 6 high.

  • A smiling emoji and a sad emoji.
    problem

    Whose Face?

    Age
    5 to 11
    Challenge level

    These are the faces of Will, Lil, Bill, Phil and Jill. Use the clues to work out which name goes with each face.

  • Simple Train Journeys
    problem

    Simple Train Journeys

    Age
    5 to 11
    Challenge level

    How many different journeys could you make if you were going to visit four stations in this network? How about if there were five stations? Can you predict the number of journeys for seven stations?

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