A game for 2 people. Take turns placing a counter on the star. You win when you have completed a line of 3 in your colour.

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.

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

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.

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

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

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

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

Can you explain the strategy for winning this game with any target?

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?

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.

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 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.

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

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

Here is a solitaire type environment for you to experiment with. Which targets can you reach?

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

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

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

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

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. Practises subtraction or other maths operations knowledge.

Have a go at this game which involves throwing two dice and adding their totals. Where should you place your counters to be more likely to win?

Match the cards of the same value.

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

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

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.

Four Go game for an adult and child. Will you be the first to have four numbers in a row on the number line?

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

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

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

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.

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.

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?

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

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

An ordinary set of dominoes can be laid out as a 7 by 4 magic rectangle in which all the spots in all the columns add to 24, while those in the rows add to 42. Try it! Now try the magic square...

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

An interactive activity for one to experiment with a tricky tessellation