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

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.

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

A game for 2 players. Given an arrangement of matchsticks, players take it is turns to remove a matchstick, along with all of the matchsticks that touch it.

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.

An interactive activity for one to experiment with a tricky tessellation

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

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

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.

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.

A game for 2 players. This could be played outside with people instead of counters. Try to trap or escape from your opponent.

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

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. . . .

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.

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. . . .

Here is a chance to play a version of the classic Countdown Game.

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

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.

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?

Strike it Out game for an adult and child. Can you stop your partner from being able to go?

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?

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

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

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?

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

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.

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?

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.

Given the products of diagonally opposite cells - can you complete this Sudoku?

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.

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.

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

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

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.

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?

A game for 2 players. Using 2 dice, some counters and a games board, can you form a line of counters from one side of the board to the other?

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