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?
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.
In this matching game, you have to decide how long different events take.
Hover your mouse over the counters to see which ones will be
removed. Click to remover them. The winner is the last one to
remove a counter. How you can make sure you win?
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
This is an adding game for two players.
Here is a version of the game 'Happy Families' for you to make and
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 make the birds from the egg tangram?
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.
Advent Calendar 2010 - a mathematical game for every day during the
run-up to Christmas.
Try this matching game which will help you recognise different ways of saying the same time interval.
In this game for two players, you throw two dice and find the product. How many shapes can you draw on the grid which have that area or perimeter?
This is a challenging game of strategy for two players with many interesting variations.
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.
A game for two or more players that uses a knowledge of measuring
tools. Spin the spinner and identify which jobs can be done with
the measuring tool shown.
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
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.
Work out the fractions to match the cards with the same amount of
Match the halves.
A game to make and play based on the number line.
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
An article for teachers and pupils that encourages you to look at the mathematical properties of similar games.
This article, the second in the series, looks at some different types of games and the sort of mathematical thinking they can develop.
A card pairing game involving knowledge of simple ratio.
A game for two players on a large squared space.
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.
Take it in turns to place a domino on the grid. One to be placed horizontally and the other vertically. Can you make it impossible for your opponent to play?
A fun puzzle with tantrix tiles.
A game for 2 players. Practises subtraction or other maths
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.
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.
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
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.
You'll need two dice to play this game against a partner. Will Incey Wincey make it to the top of the drain pipe or the bottom of the drain pipe first?
Design your own scoring system and play Trumps with these Olympic Sport cards.
Many natural systems appear to be in equilibrium until suddenly a critical point is reached, setting up a mudslide or an avalanche or an earthquake. In this project, students will use a simple. . . .
Use the tangram pieces to make our pictures, or to design some of
Here are a collection of games from around the world to try during the holidays or the last few weeks of term.
Advent Calendar 2010 - a mathematical game for every day during the run-up to Christmas.
In this game for two players, the aim is to make a row of four coins which total one dollar.
In this game for two players, the idea is to take it in turns to choose 1, 3, 5 or 7. The winner is the first to make the total 37.
Take turns to place a decimal number on the spiral. Can you get three consecutive numbers?
In this article for teachers, Liz Woodham describes the criteria she uses to choose mathematical games for the classroom and shares some examples from NRICH.
Use your addition and subtraction skills, combined with some strategic thinking, to beat your partner at this game.
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
A shunting puzzle for 1 person. Swop the positions of the counters at the top and bottom of the board.
A complicated game played on a 9 x 9 checkered grid.
Take it in turns to make a triangle on the pegboard. Can you block your opponent?