A game for 2 players. Given a board of dots in a grid pattern, players take turns drawing a line by connecting 2 adjacent dots. Your goal is to complete more squares than your opponent.

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.

Seeing Squares game for an adult and child. Can you come up with a way of always winning this game?

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

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.

Can you make the birds from the egg tangram?

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

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.

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

Add or subtract the two numbers on the spinners and try to complete a row of three. Are there some numbers that are good to aim for?

Slide the pieces to move Khun Phaen past all the guards into the position on the right from which he can escape to freedom.

Can you match pairs of fractions, decimals and percentages, and beat your previous scores?

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

Can you beat the computer in the challenging strategy game?

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.

In this game you throw two dice and find their total, then move the appropriate counter to the right. Which counter reaches the purple box first?

Practise your tables skills and try to beat your previous best score in this interactive game.

A game for two people that can be played with pencils and paper. Combine your knowledge of coordinates with some strategic thinking.

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.

A train building game for two players. Can you be the one to complete the train?

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.

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

An interactive activity for one to experiment with a tricky tessellation

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

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

Can you find the pairs that represent the same amount of money?

Calculate the fractional amounts of money to match pairs of cards with the same value.

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

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

Practise your number bonds whilst improving your memory in this matching pairs game.

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. . . .

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

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

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

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

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

This Chinese game for two players is a simple version of Wei ch'i or Go. Each player has 20 distinctive pieces - try coins, pebbles, shells. You could try marking the board out in wet sand.

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

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.

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

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.

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

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

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

A game for 2 or more people, based on the traditional card game Rummy.