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 winner is the player to take the last counter.

Nim-7 game for an adult and child. Who will be the one to take the last counter?

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.

An article for teachers and pupils that encourages you to look at the mathematical properties of similar games.

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.

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 for 2 players with similarities 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.

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.

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.

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

A game for 2 players. This could be played outside with people instead of counters. Try to trap or escape from your opponent.

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.

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. . . .

Two sudokus in one. Challenge yourself to make the necessary connections.

Two sudokus in one. Challenge yourself to make the necessary connections.

Use your addition and subtraction skills, combined with some strategic thinking, to beat your partner at this game.

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

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

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.

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 two stones.

A game for 2 players. Draw a daisy with at least 5 petals. Shade 1 or 2 petals next to each other. The winner shades the last petal.

This second Sudoku article discusses "Corresponding Sudokus" which are pairs of Sudokus with terms that can be matched using a substitution rule.

A Sudoku that uses transformations as supporting clues.

A shunting puzzle for 1 person. Swop the positions of the counters at the top and bottom of the board.

This is a challenging game of strategy for two players with many interesting variations.

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.

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

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

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

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

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.

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.

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

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. . . .

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

Who said that adding, subtracting, multiplying and dividing couldn't be fun?

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

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

Board Block Challenge game for an adult and child. Can you prevent your partner from being able to make a shape?

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

Totality game for an adult and child. Be the first to reach your agreed total.

A game for 2 players. Using 2 dice, some counters and a games board, can you form a line of counters from one side of the board to the other?

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.

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. . . .