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.
Advent Calendar 2010 - a mathematical game for every day during the
run-up to Christmas.
Interactive game. Set your own level of challenge, practise your table skills and beat your previous best score.
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.
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?
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 play on screen. Practise your number bonds
whilst improving your memory
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
Can you make the birds from the egg tangram?
Here is a version of the game 'Happy Families' for you to make and
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 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 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 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 2 players. Each player has 4 counters each, and
wins by blocking their opponent's counters. A good follow-on from
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
This is a challenging game of strategy for two players with many interesting variations.
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.
An article for teachers and pupils that encourages you to look at the mathematical properties of similar games.
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 card pairing game involving knowledge of simple ratio.
This article, the second in the series, looks at some different types of games and the sort of mathematical thinking they can develop.
Not all of us a bursting with creative game ideas, but there are
several ways to go about creating a game that will assist even the
busiest and most reluctant game designer.
Solve this Sudoku puzzle whose clues are in the form of sums of the
numbers which should appear in diagonal opposite cells.
A shape and space game for 2,3 or 4 players. Be the last person to be able to place a pentomino piece on the playing board. Play with card, or on the computer.
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 2 players. Practises subtraction or other maths
In this game, you can add, subtract, multiply or divide the numbers
on the dice. Which will you do so that you get to the end of the
number line first?
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 fun puzzle with tantrix tiles.
A game for two players on a large squared space.
A train building game for 2 players.
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.
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...
Use the tangram pieces to make our pictures, or to design some of
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. . . .
Here are a collection of games from around the world to try during the holidays or the last few weeks of term.
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.
A game that tests your understanding of remainders.
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.
A Sudoku with clues given as sums of entries.
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?
Work out the fractions to match the cards with the same amount of
Match the halves.
Take it in turns to make a triangle on the pegboard. Can you block
A complicated game played on a 9 x 9 checkered grid.