A Sudoku that uses transformations as supporting clues.
Given the products of diagonally opposite cells - can you complete this Sudoku?
This sudoku requires you to have "double vision" - two Sudoku's for
the price of one
This pair of linked Sudokus matches letters with numbers and hides a seasonal greeting. Can you find it?
Two sudokus in one. Challenge yourself to make the necessary
This second Sudoku article discusses "Corresponding Sudokus" which are pairs of Sudokus with terms that can be matched using a substitution rule.
Solve this Sudoku puzzle whose clues are in the form of sums of the
numbers which should appear in diagonal opposite cells.
A Sudoku based on clues that give the differences between adjacent cells.
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.
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 square...
A game for 2 players
Can you be the first to complete a row of three?
Four numbers on an intersection that need to be placed in the
surrounding cells. That is all you need to know to solve this
A new card game for two players.
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.
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.
A game in which players take it in turns to choose a number. Can you block your opponent?
A Sudoku with a twist.
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.
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 clues as ratios.
Follow-up to the February Game Rules of FEMTO.
A mathematically themed crossword.
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.
A Sudoku with clues given as sums of entries.
This article shows how abstract thinking and a little number theory throw light on the scoring in the game Go.
Gillian Hatch analyses what goes on when mathematical games are
used as a pedagogic device.
A Sudoku with clues as ratios or fractions.
A game for 2 people. Take turns joining two dots, until your opponent is unable to move.
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 people. Take turns to move the counters 1, 2 or 3
spaces. The player to remove the last counter off the board wins.
Square It game for an adult and child. Can you come up with a way of always winning this game?
1. LATE GRIN (2 solutions)
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
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.
Here is a machine with four coloured lights. Can you develop a strategy to work out the rules controlling each light?
This is an interactive net of a Rubik's cube. Twists of the 3D cube become mixes of the squares on the 2D net. Have a play and see how many scrambles you can undo!
Everthing you have always wanted to do with dominoes! Some of these games are good for practising your mental calculation skills, and some are good for your reasoning skills.
This is a simple version of an ancient game played all over the world. It is also called Mancala. What tactics will increase your chances of winning?
Can you identify the mathematicians?
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?
A maths-based Football World Cup simulation for teachers and students to use.
Match the cards of the same value.
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 loser is the player who takes the last counter.
To avoid losing think of another very well known game where the
patterns of play are similar.
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.