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.

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

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.

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 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.

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

A game that tests your understanding of remainders.

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.

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

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 to make and play based on the number line.

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. . . .

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

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

A Sudoku with clues given as sums of entries.

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

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.

In this matching game, you have to decide how long different events take.

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.

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.

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. . . .

Board Block game for two. Can you stop your partner from being able to make a shape on 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.

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. . . .

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

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.

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.

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.

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

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

In this game for two players, you throw two dice and find the product. How many shapes can you draw on the grid which have that area or perimeter?

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

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

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

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

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?

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

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

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