Being resilient

  • Rolling that cube
    problem

    Rolling that cube

    Age
    5 to 11
    Challenge level
    filled star empty star empty star
    My dice has inky marks on each face. Can you find the route it has taken? What does each face look like?
  • Wipeout
    problem

    Wipeout

    Age
    11 to 16
    Challenge level
    filled star filled star empty star
    Can you do a little mathematical detective work to figure out which number has been wiped out?
  • Forwards Add Backwards
    problem

    Forwards add backwards

    Age
    11 to 14
    Challenge level
    filled star empty star empty star
    What happens when you add a three digit number to its reverse?
  • Add to 200
    problem

    Add to 200

    Age
    11 to 14
    Challenge level
    filled star empty star empty star
    By selecting digits for an addition grid, what targets can you make?
  • Overlaps
    problem

    Overlaps

    Age
    11 to 14
    Challenge level
    filled star filled star empty star
    Can you find ways to put numbers in the overlaps so the rings have equal totals?
  • Number Daisy
    problem

    Number daisy

    Age
    11 to 14
    Challenge level
    filled star empty star empty star
    Can you find six numbers to go in the Daisy from which you can make all the numbers from 1 to a number bigger than 25?
  • Difference Sudoku
    problem

    Difference Sudoku

    Age
    14 to 16
    Challenge level
    filled star filled star filled star

    Use the differences to find the solution to this Sudoku.

  • Dicey Perimeter, Dicey Area
    game
    Favourite

    Dicey perimeter, dicey area

    Age
    7 to 11
    Challenge level
    filled star empty star empty star
    In this game for two players, you throw two dice and find the product. How many shapes can you draw on the grid which have that area or perimeter?