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 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 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 1 person. Can you work out how the dice must be rolled from the start position to the finish? Play on line.

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.

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

Can you make the birds from the egg tangram?

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

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

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

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?

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. . . .

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

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.

An interactive activity for one to experiment with a tricky tessellation

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

A game for 2 players. Practises subtraction or other maths operations knowledge.

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

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

A game to make and play based on the number line.

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

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. . . .

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.

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

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.

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.

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

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

Here is a chance to play a version of the classic Countdown Game.

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

Got It game for an adult and child. How can you play so that you know you will always win?

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.

Board Block Challenge game for an adult and child. Can you prevent your partner from being able to make a shape?

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

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

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

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

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

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.

Use your addition and subtraction skills, combined with some strategic thinking, to beat your partner at this game.

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