A game that tests your understanding of remainders.

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?

Here is a machine with four coloured lights. Can you develop a strategy to work out the rules controlling each light?

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 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...

Practise your diamond mining skills and your x,y coordination in this homage to Pacman.

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

Interactive game. Set your own level of challenge, practise your table skills and beat your previous best score.

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?

There are nasty versions of this dice game but we'll start with the nice ones...

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.

A game for 2 players. Can be played online. One player has 1 red counter, the other has 4 blue. The red counter needs to reach the other side, and the blue needs to trap the red.

Can you spot the similarities between this game and other games you know? The aim is to choose 3 numbers that total 15.

Help the bee to build a stack of blocks far enough to save his friend trapped in the tower.

Who said that adding, subtracting, multiplying and dividing couldn't be fun?

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.

A shunting puzzle for 1 person. Swop the positions of the counters at the top and bottom of the board.

Can you beat the computer in the challenging strategy game?

A game for 1 person to play on screen. Practise your number bonds whilst improving your memory

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

Why not challenge a friend to play this transformation game?

Four Go game for an adult and child. Will you be the first to have four numbers in a row on the number line?

This is a game for 2 players. Each player has 4 counters each, and wins by blocking their opponent's counters. A good follow-on from two stones.

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 simple game of patience which often comes out. Can you explain why?

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

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

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. . . .

An article for teachers and pupils that encourages you to look at the mathematical properties of similar games.

Start with any number of counters in any number of piles. 2 players take it in turns to remove any number of counters from a single pile. The winner is the player to take the last counter.

An ordinary set of dominoes can be laid out as a 7 by 4 magic rectangle in which all the spots in all the columns add to 24, while those in the rows add to 42. Try it! Now try the magic square...

This is a challenging game of strategy for two players with many interesting variations.

Here is a solitaire type environment for you to experiment with. Which targets can you reach?

The aim of the game is to slide the green square from the top right hand corner to the bottom left hand corner in the least number of moves.

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. . . .

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

This pair of linked Sudokus matches letters with numbers and hides a seasonal greeting. Can you find it?

A game for 2 people using a pack of cards Turn over 2 cards and try to make an odd number or a multiple of 3.

A game for 2 or more players with a pack of cards. Practise your skills of addition, subtraction, multiplication and division to hit the target score.

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

Two sudokus in one. Challenge yourself to make the necessary connections.

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

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

Factors and Multiples game for an adult and child. How can you make sure you win this game?

Dicey Operations for an adult and child. Can you get close to 1000 than your partner?