Being resourceful

Add or subtract the two numbers on the spinners and try to complete a row of three. Are there some numbers that are good to aim for?

These eleven shapes each stand for a different number. Can you use the number sentences to work out what they are?

This challenge is a game for two players. Choose two of the numbers to multiply or divide, then mark your answer on the number line. Can you get four in a row?

Imagine you were given the chance to win some money... and imagine you had nothing to lose...

Use the interactivity to find out how many quarter turns the man must rotate through to look like each of the pictures.

These pieces of wallpaper need to be ordered from smallest to largest. Can you find a way to do it?

These rectangles have been torn. How many squares did each one have inside it before it was ripped?

Find the frequency distribution for ordinary English, and use it to help you crack the code.

The clues for this Sudoku are the product of the numbers in adjacent squares.

Semi-regular tessellations combine two or more different regular polygons to fill the plane. Can you find all the semi-regular tessellations?