Slide the pieces to move Khun Phaen past all the guards into the position on the right from which he can escape to freedom.
Here is a solitaire type environment for you to experiment with. Which targets can you reach?
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.
All you need for this game is a pack of cards. While you play the
game, think about strategies that will increase your chances of
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.
This article shows how abstract thinking and a little number theory throw light on the scoring in the game Go.
This second Sudoku article discusses "Corresponding Sudokus" which are pairs of Sudokus with terms that can be matched using a substitution rule.
Two sudokus in one. Challenge yourself to make the necessary
This is an interactive net of a Rubik's cube. Twists of the 3D cube become mixes of the squares on the 2D net. Have a play and see how many scrambles you can undo!
This is a simple version of an ancient game played all over the world. It is also called Mancala. What tactics will increase your chances of winning?
This article explains the use of the idea of connectedness in networks, in two different ways, to bring into focus the basics of the game of Go, namely capture and territory.
A simple game for 2 players invented by John Conway. It is played
on a 3x3 square board with 9 counters that are black on one side
and white on the other.
Can you explain the strategy for winning this game with any target?
This pair of linked Sudokus matches letters with numbers and hides a seasonal greeting. Can you find it?
An ordinary set of dominoes can be laid out as a 7 by 4 magic rectangle in which all the spots in all the columns add to 24, while those in the rows add to 42. Try it! Now try the magic square...
Can you identify the mathematicians?
A game for two people, who take turns to move the counters. The player to remove the last counter from the board 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.
Advent Calendar 2010 - a mathematical game for every day during the
run-up to Christmas.
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.
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.
Can you work out how to win this game of Nim? Does it matter if you go first or second?
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
A Sudoku based on clues that give the differences between adjacent cells.
We think this 3x3 version of the game is often harder than the 5x5 version. Do you agree? If so, why do you think that might be?
A game for 2 people. Take turns joining two dots, until your opponent is unable to move.
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.
Four numbers on an intersection that need to be placed in the
surrounding cells. That is all you need to know to solve this
A simple game of patience which often comes out. Can you explain
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.
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
An article for teachers and pupils that encourages you to look at the mathematical properties of similar games.
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.
Take turns to place a decimal number on the spiral. Can you get three consecutive numbers?
Follow-up to the February Game Rules of FEMTO.
A Sudoku with a twist.
A game that tests your understanding of remainders.
A Sudoku with clues as ratios.
Here is a machine with four coloured lights. Can you develop a strategy to work out the rules controlling each light?
Can you spot the similarities between this game and other games you know? The aim is to choose 3 numbers that total 15.
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
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. . . .
Practise your diamond mining skills and your x,y coordination in this homage to Pacman.
Collect as many diamonds as you can by drawing three straight lines.
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 to make and play based on the number line.