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.
Given the products of diagonally opposite cells - can you complete
Here is a solitaire type environment for you to experiment with. Which targets can you reach?
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 1 or 2 people. Use the interactive version, or play with friends. Try to round up as many counters as possible.
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.
Can you identify the mathematicians?
A Sudoku that uses transformations as supporting clues.
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.
This pair of linked Sudokus matches letters with numbers and hides a seasonal greeting. Can you find it?
A game in which players take it in turns to choose a number. Can you block your opponent?
This second Sudoku article discusses "Corresponding Sudokus" which are pairs of Sudokus with terms that can be matched using a substitution rule.
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 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. . . .
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
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.
A game for 2 or more people. Starting with 100, subratct a number from 1 to 9 from the total. You score for making an odd number, a number ending in 0 or a multiple of 6.
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 players. Given an arrangement of matchsticks, players
take it is turns to remove a matchstick, along with all of the
matchsticks that touch it.
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...
This sudoku requires you to have "double vision" - two Sudoku's for
the price of one
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 simple game of patience which often comes out. Can you explain
A shunting puzzle for 1 person. Swop the positions of the counters at the top and bottom of the board.
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
Two sudokus in one. Challenge yourself to make the necessary
A game that tests your understanding of remainders.
A game for 2 people. Take turns joining two dots, until your opponent is unable to move.
Investigations based on an Indian game.
Here is a machine with four coloured lights. Can you develop a strategy to work out the rules controlling each light?
Advent Calendar 2010 - a mathematical game for every day during the
run-up to Christmas.
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?
Can you work out how to win this game of Nim? Does it matter if you
go first or second?
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.
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. . . .
Use the tangram pieces to make our pictures, or to design some of
An article for teachers and pupils that encourages you to look at the mathematical properties of similar games.
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
Who said that adding, subtracting, multiplying and dividing
couldn't be fun?
Collect as many diamonds as you can by drawing three straight
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.
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.
Can you spot the similarities between this game and other games you
know? The aim is to choose 3 numbers that total 15.
A complicated game played on a 9 x 9 checkered grid.
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. . . .
There are nasty versions of this dice game but we'll start with the nice ones...
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.