Generate three random numbers to determine the side lengths of a triangle. What triangles can you draw?

Collect as many diamonds as you can by drawing three straight lines.

A game in which players take it in turns to turn up two cards. If they can draw a triangle which satisfies both properties they win the pair of cards. And a few challenging questions to follow...

A game for two people, or play online. Given a target number, say 23, and a range of numbers to choose from, say 1-4, players take it in turns to add to the running total to hit their target.

Move your counters through this snake of cards and see how far you can go. Are you surprised by where you end up?

A game for 2 or more people, based on the traditional card game Rummy. Players aim to make two `tricks', where each trick has to consist of a picture of a shape, a name that describes that shape, and. . . .

A game in which players take it in turns to try to draw quadrilaterals (or triangles) with particular properties. Is it possible to fill the game grid?

Play this game to learn about adding and subtracting positive and negative numbers

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?

Charlie has made a Magic V. Can you use his example to make some more? And how about Magic Ls, Ns and Ws?

Why not challenge a friend to play this transformation game?

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

Infographics are a powerful way of communicating statistical information. Can you come up with your own?

Match the cumulative frequency curves with their corresponding box plots.

Engage in a little mathematical detective work to see if you can spot the fakes.

Play the divisibility game to create numbers in which the first two digits make a number divisible by 2, the first three digits make a number divisible by 3...

How can we make sense of national and global statistics involving very large numbers?

In this game the winner is the first to complete a row of three. Are some squares easier to land on than others?

Can you deduce which Olympic athletics events are represented by the graphs?

Invent a scoring system for a 'guess the weight' competition.

These Olympic quantities have been jumbled up! Can you put them back together again?

Can you work out which processes are represented by the graphs?

I took the graph y=4x+7 and performed four transformations. Can you find the order in which I could have carried out the transformations?

Investigate what happens to the equation of different lines when you translate them. Try to predict what will happen. Explain your findings.

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

Investigate what happens to the equations of different lines when you reflect them in one of the axes. Try to predict what will happen. Explain your findings.

My measurements have got all jumbled up! Swap them around and see if you can find a combination where every measurement is valid.