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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?
A game in which players take it in turns to choose a number. Can you block your opponent?
A game that tests your understanding of remainders.
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.
There are nasty versions of this dice game but we'll start with the nice ones...
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 players. Given an arrangement of matchsticks, players take it is turns to remove a matchstick, along with all of the matchsticks that touch it.
Given the products of diagonally opposite cells - can you complete this Sudoku?
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 simple game of patience which often comes out. Can you explain why?
A Sudoku that uses transformations as supporting clues.
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. . . .
Two sudokus in one. Challenge yourself to make the necessary connections.
Who said that adding, subtracting, multiplying and dividing couldn't be fun?
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.
This pair of linked Sudokus matches letters with numbers and hides a seasonal greeting. Can you find it?
This second Sudoku article discusses "Corresponding Sudokus" which are pairs of Sudokus with terms that can be matched using a substitution rule.
Here is a solitaire type environment for you to experiment with. Which targets can you reach?
Slide the pieces to move Khun Phaen past all the guards into the position on the right from which he can escape to freedom.
This sudoku requires you to have "double vision" - two Sudoku's for the price of one
A Sudoku based on clues that give the differences between adjacent cells.
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...
Investigations based on an Indian game.
A Sudoku with a twist.
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.
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 Sudoku with clues as ratios.
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 off again?
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 moves.
A game for 2 people. Take turns joining two dots, until your opponent is unable to move.
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.
Follow-up to the February Game Rules of FEMTO.
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 game to make and play based on the number line.
How good are you at estimating angles?
Why not challenge a friend to play this transformation game?
A Sudoku with clues given as sums of entries.
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.
Use the tangram pieces to make our pictures, or to design some of your own!
Four numbers on an intersection that need to be placed in the surrounding cells. That is all you need to know to solve this sudoku.
A game for 1 person to play on screen. Practise your number bonds whilst improving your memory
Practise your diamond mining skills and your x,y coordination in this homage to Pacman.
The game of go has a simple mechanism. This discussion of the principle of two eyes in go has shown that the game does not depend on equally clear-cut concepts.
Can you spot the similarities between this game and other games you know? The aim is to choose 3 numbers that total 15.
Collect as many diamonds as you can by drawing three straight lines.
Here is a machine with four coloured lights. Can you develop a strategy to work out the rules controlling each light?
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. . . .