A game for two people, or play online. Given a target number, say 23, and a range of numbers to choose from, say 1-4, players take it in turns to add to the running total to hit their target.

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 game that tests your understanding of remainders.

The idea of this game is to add or subtract the two numbers on the dice and cover the result on the grid, trying to get a line of three. Are there some numbers that are good to aim for?

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?

A game in which players take it in turns to turn up two cards. If they can draw a triangle which satisfies both properties they win the pair of cards. And a few challenging questions to follow...

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.

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.

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

A game in which players take it in turns to choose a number. Can you block your opponent?

Practise your diamond mining skills and your x,y coordination in this homage to Pacman.

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

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

Collect as many diamonds as you can by drawing three straight lines.

Interactive game. Set your own level of challenge, practise your table skills and beat your previous best score.

Given the products of diagonally opposite cells - can you complete this Sudoku?

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

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 1 person to play on screen. Practise your number bonds whilst improving your memory

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

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

Why not challenge a friend to play this transformation game?

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.

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 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.

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.

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.

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

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

This sudoku requires you to have "double vision" - two Sudoku's for the price of one

An activity based on the game 'Pelmanism'. Set your own level of challenge and beat your own previous best score.

A Sudoku that uses transformations as supporting clues.

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

A Sudoku based on clues that give the differences between adjacent cells.

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

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

Here is a machine with four coloured lights. Can you develop a strategy to work out the rules controlling each light?

This second Sudoku article discusses "Corresponding Sudokus" which are pairs of Sudokus with terms that can be matched using a substitution rule.

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

Four numbers on an intersection that need to be placed in the surrounding cells. That is all you need to know to solve this sudoku.

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. . . .

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.

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

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.