Working systematically

  • problem
    Favourite

    Four Triangles Puzzle

    Age
    5 to 11
    Challenge level
    1 out of 3

    Cut four triangles from a square as shown in the picture. How many different shapes can you make by fitting the four triangles back together?

  • Magnifying glass
    problem
    Favourite

    Number Detective

    Age
    5 to 11
    Challenge level
    1 out of 3

    Follow the clues to find the mystery number.

  • Break it up!
    problem
    Favourite

    Break It Up!

    Age
    5 to 11
    Challenge level
    1 out of 3

    In how many different ways can you break up a stick of seven interlocking cubes? Now try with a stick of eight cubes and a stick of six cubes. What do you notice?

  • Jig Shapes
    problem
    Favourite

    Jig Shapes

    Age
    5 to 11
    Challenge level
    1 out of 3

    Can you each work out what shape you have part of on your card? What will the rest of it look like?

  • Beads and bags
    problem
    Favourite

    Beads and Bags

    Age
    5 to 11
    Challenge level
    1 out of 3

    How could you put these three beads into bags? How many different ways can you do it? How could you record what you've done?

  • Seeing Squares
    problem
    Favourite

    Seeing Squares

    Age
    5 to 11
    Challenge level
    1 out of 3

    Players take it in turns to choose a dot on the grid. The winner is the first to have four dots that can be joined to form a square.

  • Half Time
    problem
    Favourite

    Half Time

    Age
    5 to 11
    Challenge level
    1 out of 3

    What could the half time scores have been in these Olympic hockey matches?

  • Rolling that cube
    problem
    Favourite

    Rolling That Cube

    Age
    5 to 11
    Challenge level
    1 out of 3

    My dice has inky marks on each face. Can you find the route it has taken? What does each face look like?

  • problem
    Favourite

    Teddy Town

    Age
    5 to 11
    Challenge level
    2 out of 3

    There are nine teddies in Teddy Town - three red, three blue and three yellow. There are also nine houses, three of each colour. Can you put them on the map of Teddy Town according to the rules?

  • Five Coins
    problem
    Favourite

    Five Coins

    Age
    5 to 11
    Challenge level
    2 out of 3

    Ben has five coins in his pocket. How much money might he have?