Being resilient

  • Six Ten Total
    problem
    Favourite

    Six Ten Total

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

    This challenge combines addition, multiplication, perseverance and even proof.

  • Six Numbered Cubes
    problem
    Favourite

    Six Numbered Cubes

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

    This task combines spatial awareness with addition and multiplication.

  • Different Deductions
    problem
    Favourite

    Different Deductions

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

    There are lots of different methods to find out what the shapes are worth - how many can you find?

  • Seeing Rhombuses
    problem

    Seeing Rhombuses

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

    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 rhombus.

  • problem
    Favourite

    Cut It Out

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

    Can you dissect an equilateral triangle into 6 smaller ones? What number of smaller equilateral triangles is it NOT possible to dissect a larger equilateral triangle into?

  • Quadrilaterals
    problem
    Favourite

    Quadrilaterals

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

    How many DIFFERENT quadrilaterals can be made by joining the dots on the 8-point circle?

  • Four goodness sake
    problem
    Favourite

    Four Goodness' Sake

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

    Use 4 four times in a calculation. What answers can you get?

  • Fitted
    problem
    Favourite

    Fitted

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

    Nine squares with side lengths 1, 4, 7, 8, 9, 10, 14, 15, and 18 cm can be fitted together to form a rectangle. What are the dimensions of the rectangle?

  • Symmetry Challenge
    problem
    Favourite

    Symmetry Challenge

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

    How many symmetric designs can you make on this grid? Can you find them all?

  • 5 on the clock
    problem
    Favourite

    5 on the Clock

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

    On a digital clock showing 24 hour time, over a whole day, how many times does a 5 appear? Is it the same number for a 12 hour clock over a whole day?