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?

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

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 people. Take turns joining two dots, until your opponent is unable to move.

Everthing you have always wanted to do with dominoes! Some of these games are good for practising your mental calculation skills, and some are good for your reasoning skills.

A game for two people, who take turns to move the counters. The player to remove the last counter from the board wins.

Solve this Sudoku puzzle whose clues are in the form of sums of the numbers which should appear in diagonal opposite cells.

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.

An extension of noughts and crosses in which the grid is enlarged and the length of the winning line can to altered to 3, 4 or 5.

Design your own scoring system and play Trumps with these Olympic Sport cards.

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.

This article for teachers describes several games, found on the site, all of which have a related structure that can be used to develop the skills of strategic planning.

A game for 2 players that can be played online. Players take it in turns to select a word from the 9 words given. The aim is to select all the occurrences of the same letter.

Nim-7 game for an adult and child. Who will be the one to take the last counter?

Exchange the positions of the two sets of counters in the least possible number of moves

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

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.

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.

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

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. . . .

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

A game for 1 person to develop stategy and shape and space awareness. 12 counters are placed on a board. Counters are removed one at a time. The aim is to be left with only 1 counter.

Spiralling Decimals game for an adult and child. Can you get three decimals next to each other on the spiral before your partner?

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

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

First Connect Three game for an adult and child. Use the dice numbers and either addition or subtraction to get three numbers in a straight line.

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.

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

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.

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

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

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

Can you make the birds from the egg tangram?

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

Board Block Challenge game for an adult and child. Can you prevent your partner from being able to make a shape?

Incey Wincey Spider game for an adult and child. Will Incey get to the top of the drainpipe?

Totality game for an adult and child. Be the first to reach your agreed total.

An interactive activity for one to experiment with a tricky tessellation

Here are a collection of games from around the world to try during the holidays or the last few weeks of term.

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?

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

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

This game challenges you to locate hidden triangles in The White Box by firing rays and observing where the rays exit the Box.