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 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. This could be played outside with people instead of counters. Try to trap or escape from your opponent.

This article outlines how strategy games can help children develop logical thinking, using examples from the NRICH website.

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?

What might your first lesson with a new class look like? In this article, Cherri Moseley makes some suggestions for primary teachers.

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.

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

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.

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.

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

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

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

A game for 2 players. Draw a daisy with at least 5 petals. Shade 1 or 2 petals next to each other. The winner shades the last petal.

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

A game for two people that can be played with pencils and paper. Combine your knowledge of coordinates with some strategic thinking.

An interactive activity for one to experiment with a tricky tessellation

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

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.

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

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

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

Here are some more upper primary strategy games for you to play.

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.

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

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

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

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

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?

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

Totality game for an adult and child. Be the first to reach your agreed total.

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?

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.

Everthing you have always wanted to do with dominoes! Some of these games are good for practising your mental calculation skills, and some are good for your reasoning skills.

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?

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

A game to make and play based on the number 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.

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.

Have a go at this game which has been inspired by the Big Internet Math-Off 2019. Can you gain more columns of lily pads than your opponent?

How long does it take to brush your teeth? Can you find the matching length of time?

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

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