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.
Can you work out how to win this game of Nim? Does it matter if you
go first or second?
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 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.
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?
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.
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
Can you discover whether this is a fair game?
Two sudokus in one. Challenge yourself to make the necessary
A Sudoku that uses transformations as supporting clues.
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.
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.
Given the products of diagonally opposite cells - can you complete
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.
This pair of linked Sudokus matches letters with numbers and hides a seasonal greeting. Can you find it?
An article for teachers and pupils that encourages you to look at the mathematical properties of similar games.
A shunting puzzle for 1 person. Swop the positions of the counters at the top and bottom of the board.
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 collection of games on the NIM theme
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.
Advent Calendar 2010 - a mathematical game for every day during the
run-up to Christmas.
Here is a machine with four coloured lights. Can you develop a strategy to work out the rules controlling each light?
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?
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 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
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.
Investigations based on an Indian game.
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?
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 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.
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. . . .
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.
A Sudoku with a twist.
A game for 1 or 2 people. Use the interactive version, or play with friends. Try to round up as many counters as possible.
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 game for 2 players. Each player has 4 counters each, and
wins by blocking their opponent's counters. A good follow-on from
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.
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. . . .
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
Who said that adding, subtracting, multiplying and dividing
couldn't be fun?
There are nasty versions of this dice game but we'll start with the nice ones...
A game that tests your understanding of remainders.
Here is a version of the game 'Happy Families' for you to make and
Use your addition and subtraction skills, combined with some strategic thinking, to beat your partner at this game.
Use the tangram pieces to make our pictures, or to design some of