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

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.

A game for 2 players. Set out 16 counters in rows of 1,3,5 and 7. Players take turns to remove any number of counters from a row. The player left with the last counter looses.

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.

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.

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.

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. . . .

Help the bee to build a stack of blocks far enough to save his friend trapped in the tower.

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

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.

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

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 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.

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

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. . . .

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

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

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.

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

Design your own scoring system and play Trumps with these Olympic Sport cards.

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.

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

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

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?

A Sudoku that uses transformations as supporting clues.

Can you beat the computer in the challenging strategy game?

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

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

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

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.

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

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

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

Match pairs of cards so that they have equivalent ratios.

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

Unmultiply is a game of quick estimation. You need to find two numbers that multiply together to something close to the given target - fast! 10 levels with a high scores table.

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

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.

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.