A game in which players take it in turns to choose a number. Can you block your opponent?

Take turns to place a decimal number on the spiral. Can you get three consecutive numbers?

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?

In this game for two players, the idea is to take it in turns to choose 1, 3, 5 or 7. The winner is the first to make the total 37.

Have a go at this game which involves throwing two dice and adding their totals. Where should you place your counters to be more likely to win?

Try this matching game which will help you recognise different ways of saying the same time interval.

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?

Choose the size of your pegboard and the shapes you can make. Can you work out the strategies needed to block your opponent?

The idea of this game is to add or subtract the two numbers on the dice and cover the result on the grid, trying to get a line of three. Are there some numbers that are good to aim for?

Can you use the numbers on the dice to reach your end of the number line before your partner beats you?

In this game, you can add, subtract, multiply or divide the numbers on the dice. Which will you do so that you get to the end of the number line first?

We think this 3x3 version of the game is often harder than the 5x5 version. Do you agree? If so, why do you think that might be?

Throw the dice and decide whether to double or halve the number. Will you be the first to reach the target?

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.