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.

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.

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.

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.

Can you make the birds from the egg tangram?

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

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.

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?

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 interactive activity for one to experiment with a tricky tessellation

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. Play with card, or on the computer.

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?

A simple game of patience which often comes out. Can you explain why?

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

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

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?

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

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

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.

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

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 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 to make and play based on the number line.

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. Players aim to make two `tricks', where each trick has to consist of a picture of a shape, a name that describes that shape, and. . . .

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

A game in which players take it in turns to try to draw quadrilaterals (or triangles) with particular properties. Is it possible to fill the game grid?

Work out the fractions to match the cards with the same amount of money.

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

A game from Italy. Play with a friend and see if you can be the first to get five pieces in a line.

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.

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

This game is known as Pong hau k'i in China and Ou-moul-ko-no in Korea. Find a friend to play or try the interactive version online.

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

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 game for two players. You will need some small-square grid paper, a die and two felt-tip pens or highlighters. Players take turns to roll the die, then move that number of squares in. . . .

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

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

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.

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

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

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

Here are some games for you to play with an adult. They are all based on popular NRICH games.