Working systematically

  • Triangle Animals
    problem
    Favourite

    Triangle Animals

    Age
    5 to 7
    Challenge level
    2 out of 3

    How many different ways can you find to join three equilateral triangles together? Can you convince us that you have found them all?

  • Find the Difference
    problem
    Favourite

    Find the Difference

    Age
    5 to 7
    Challenge level
    2 out of 3

    Place the numbers 1 to 6 in the circles so that each number is the difference between the two numbers just below it.

  • Jumping squares
    problem
    Favourite

    Jumping Squares

    Age
    5 to 7
    Challenge level
    2 out of 3

    In this problem it is not the squares that jump, you do the jumping! The idea is to go round the track in as few jumps as possible.

  • 2, 4, 6, 8
    problem
    Favourite

    2, 4, 6, 8

    Age
    5 to 7
    Challenge level
    3 out of 3

    Using the cards 2, 4, 6, 8, +, - and =, what number statements can you make?

  • Lots of Lollies
    problem
    Favourite

    Lots of Lollies

    Age
    5 to 7
    Challenge level
    3 out of 3

    Frances and Rishi were given a bag of lollies. They shared them out evenly and had one left over. How many lollies could there have been in the bag?

  • Square split into a triangle and trapezium
    problem
    Favourite

    Tangram Tangle

    Age
    5 to 7
    Challenge level
    3 out of 3

    If you split the square into these two pieces, it is possible to fit the pieces together again to make a new shape. How many new shapes can you make?

  • Complete the Square
    problem
    Favourite

    Complete the Square

    Age
    5 to 7
    Challenge level
    3 out of 3

    Complete the squares - but be warned some are trickier than they look!

  • Stop the Clock
    problem
    Favourite

    Stop the Clock

    Age
    5 to 7
    Challenge level
    3 out of 3

    This is a game for two players. Can you find out how to be the first to get to 12 o'clock?

  • 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.