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

A game for 2 players with similaritlies to NIM. Place one counter on each spot on the games board. Players take it is turns to remove 1 or 2 adjacent counters. The winner picks up the last counter.

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 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 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...

Fifteen is a game for two players that you can play anywhere, anytime. Players take it in turns to select a number from 1 to 9. The aim is to choose 3 numbers that total 15.

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 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 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.

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.

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

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

The clues for this Sudoku are the product of the numbers in adjacent squares.

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

A Sudoku with clues given as sums of entries.

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

A game that tests your understanding of remainders.

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

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

Why not challenge a friend to play this transformation game?
This article gives you a few ideas for understanding the Got It! game and how you might find a winning strategy.

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

Match pairs of cards so that they have equivalent ratios.

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

Players all start with zero points, they take turns to throw the dice as many times as they like, adding the total at each throw to their cumulative total.
The first of two articles for teachers explaining how to include talk in maths presentations.

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.

After some matches were played, most of the information in the table containing the results of the games was accidentally deleted. What was the score in each match played?

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

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

Can you beat the computer in the challenging strategy game?

A game for 2 people. Take turns to move the counters 1, 2 or 3 spaces. The player to remove the last counter off the board wins.

Some puzzles requiring no knowledge of knot theory, just a careful inspection of the patterns. A glimpse of the classification of knots and a little about prime knots, crossing numbers and. . . .

We have a set of four very innocent-looking cubes - each face coloured red, blue, green or white - and they have to be arranged in a row so that all of the four colours appear on each of the. . . .

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.

Start with any number of counters in any number of piles. 2 players take it in turns to remove any number of counters from a single pile. The winner is the player to take the last counter.

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

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

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

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