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.

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.

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

Can you beat Piggy in this simple dice game? Can you figure out Piggy's strategy, and is there a better one?

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

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?

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

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

Can you work out how to win this game of Nim? Does it matter if you go first or second?

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

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. . . .

Try this version of Snap with a friend - do you know the order of the days of the week?

A Sudoku with clues given as sums of entries.

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?

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

A game somewhat similar to 'noughts and crosses' on a much larger space.

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

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

A game that tests your understanding of remainders.

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

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

A game for two players. You'll need some counters and somewhere to draw a board.

Can you use the numbers on the dice to reach your end of the number line before your partner beats you?

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.

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. . . .

This article invites you to get familiar with a strategic game called "sprouts". The game is simple enough for younger children to understand, and has also provided experienced mathematicians with. . . .

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

A game for 2 or more people. Starting with 100, subratct a number from 1 to 9 from the total. You score for making an odd number, a number ending in 0 or a multiple of 6.

In this game, you can add, subtract, multiply or divide the numbers on the dice. Which will you do so that you get to the end of the number line first?

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

Unmultiply is a game of quick estimation. You need to find two numbers that multiply together to something close to the given target - fast! 10 levels with a high scores table.

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.

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.

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.

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