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.

First Connect Three game for an adult and child. Use the dice numbers and either addition or subtraction to get three numbers in a straight line.

Can you explain the strategy for winning this game with any target?

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.

A simple game of patience which often comes out. Can you explain why?

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?

Take turns to place a decimal number on the spiral. Can you get three consecutive numbers?

There are nasty versions of this dice game but we'll start with the nice ones...

Can you work out how to win this game of Nim? Does it matter if you go first or second?

Spiralling Decimals game for an adult and child. Can you get three decimals next to each other on the spiral before your partner?

A Sudoku that uses transformations as supporting clues.

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. . . .

This article, the second in the series, looks at some different types of games and the sort of mathematical thinking they can develop.

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. . . .

Solve this Sudoku puzzle whose clues are in the form of sums of the numbers which should appear in diagonal opposite cells.

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.

Slide the pieces to move Khun Phaen past all the guards into the position on the right from which he can escape to freedom.

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.

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 game that tests your understanding of remainders.

Use the tangram pieces to make our pictures, or to design some of your own!

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.

Interactive game. Set your own level of challenge, practise your table skills and beat your previous best score.

A game to make and play based on the number line.

Practise your diamond mining skills and your x,y coordination in this homage to Pacman.

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...

Here is a solitaire type environment for you to experiment with. Which targets can you reach?

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 1 person to play on screen. Practise your number bonds whilst improving your memory

A game for 2 players. Set out 16 counters in rows of 1,3,5 and 7. Players take turns to remove any number of counters from a row. The player left with the last counter looses.

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.

An activity based on the game 'Pelmanism'. Set your own level of challenge and beat your own previous best score.

This sudoku requires you to have "double vision" - two Sudoku's for the price of one

Given the products of diagonally opposite cells - can you complete this Sudoku?

This pair of linked Sudokus matches letters with numbers and hides a seasonal greeting. Can you find it?

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 people. Take turns joining two dots, until your opponent is unable to move.

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.

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 game for two people, who take turns to move the counters. The player to remove the last counter from the board wins.

A Sudoku based on clues that give the differences between adjacent cells.

Here is a machine with four coloured lights. Can you develop a strategy to work out the rules controlling each light?

Advent Calendar 2010 - a mathematical game for every day during the run-up to Christmas.