Gillian Hatch analyses what goes on when mathematical games are used as a pedagogic device.

Hover your mouse over the counters to see which ones will be removed. Click to remover them. The winner is the last one to remove a counter. How you can make sure you win?

An interactive game to be played on your own or with friends. Imagine you are having a party. Each person takes it in turns to stand behind the chair where they will get the most chocolate.

Can you make the birds from the egg tangram?

Train game for an adult and child. Who will be the first to make the train?

Work out the fractions to match the cards with the same amount of money.

This article, the second in the series, looks at some different types of games and the sort of mathematical thinking they can develop.

Not all of us a bursting with creative game ideas, but there are several ways to go about creating a game that will assist even the busiest and most reluctant game designer.

In this article for teachers, Liz Woodham describes the criteria she uses to choose mathematical games for the classroom and shares some examples from NRICH.

Here is a version of the game 'Happy Families' for you to make and play.

A shape and space game for 2,3 or 4 players. Be the last person to be able to place a pentomino piece on the playing board. Play with card, or on the computer.

The computer starts with all the lights off, but then clicks 3, 4 or 5 times at random, leaving some lights on. Can you switch them off again?

An interactive activity for one to experiment with a tricky tessellation

Many natural systems appear to be in equilibrium until suddenly a critical point is reached, setting up a mudslide or an avalanche or an earthquake. In this project, students will use a simple. . . .

A game for 2 people that can be played on line or with pens and paper. Combine your knowledege of coordinates with your skills of strategic thinking.

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.

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

A game for 2 people. Use your skills of addition, subtraction, multiplication and division to blast the asteroids.

Play this well-known game against the computer where each player is equally likely to choose scissors, paper or rock. Why not try the variations too?

This article supplies teachers with information that may be useful in better understanding the nature of games and their role in teaching and learning mathematics.

You'll need two dice to play this game against a partner. Will Incey Wincey make it to the top of the drain pipe or the bottom of the drain pipe first?

A game for 1 person. Can you work out how the dice must be rolled from the start position to the finish? Play on line.

Use the tangram pieces to make our pictures, or to design some of your own!

Basic strategy games are particularly suitable as starting points for investigations. Players instinctively try to discover a winning strategy, and usually the best way to do this is to analyse. . . .

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

A game for two or more players that uses a knowledge of measuring tools. Spin the spinner and identify which jobs can be done with the measuring tool shown.

A game to make and play based on the number line.

Take it in turns to place a domino on the grid. One to be placed horizontally and the other vertically. Can you make it impossible for your opponent to play?

Take it in turns to make a triangle on the pegboard. Can you block your opponent?

A game for 2 players. Take turns to place a counter so that it occupies one of the lowest possible positions in the grid. The first player to complete a line of 4 wins.

The game uses a 3x3 square board. 2 players take turns to play, either placing a red on an empty square, or changing a red to orange, or orange to green. The player who forms 3 of 1 colour in a line. . . .

A game for 1 or 2 people. Use the interactive version, or play with friends. Try to round up as many counters as possible.

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?

Advent Calendar 2010 - a mathematical game for every day during the run-up to Christmas.

An interactive game for 1 person. You are given a rectangle with 50 squares on it. Roll the dice to get a percentage between 2 and 100. How many squares is this? Keep going until you get 100. . . .

Use your addition and subtraction skills, combined with some strategic thinking, to beat your partner at this game.

A game for 2 players. Practises subtraction or other maths operations knowledge.

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

A game to be played against the computer, or in groups. Pick a 7-digit number. A random digit is generated. What must you subract to remove the digit from your number? the first to zero wins.

Some Games That May Be Nice or Nasty for an adult and child. Use your knowledge of place value to beat your opponent.

A game for 2 people that everybody knows. You can play with a friend or online. If you play correctly you never lose!

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

Try to stop your opponent from being able to split the piles of counters into unequal numbers. Can you find a strategy?