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?

Seeing Squares game for an adult and child. Can you come up with a way of always winning this game?

Collect as many diamonds as you can by drawing three straight lines.

This game challenges you to locate hidden triangles in The White Box by firing rays and observing where the rays exit the Box.

A game for two people that can be played with pencils and paper. Combine your knowledge of coordinates with some strategic thinking.

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 2 players. Given a board of dots in a grid pattern, players take turns drawing a line by connecting 2 adjacent dots. Your goal is to complete more squares than your opponent.

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.

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.

Can you make the birds from the egg tangram?

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 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...

Why not challenge a friend to play this transformation game?

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

An extension of noughts and crosses in which the grid is enlarged and the length of the winning line can to altered to 3, 4 or 5.

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. 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.

Can you spot the similarities between this game and other games you know? The aim is to choose 3 numbers that total 15.

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

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. . . .

A game for 2 or more people, based on the traditional card game Rummy.

A train building game for two players. Can you be the one to complete the train?

Calculate the fractional amounts of money to match pairs of cards with the same value.

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

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

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. . . .

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. . . .

This article invites you to get familiar with a strategic game called "sprouts". The game is simple enough for younger children to understand, and has also provided experienced mathematicians with. . . .

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.

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

This game is known as Pong hau k'i in China and Ou-moul-ko-no in Korea. Find a friend to play or try the interactive version online.

A game from Italy. Play with a friend and see if you can be the first to get five pieces in a line.

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

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

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

How long does it take to brush your teeth? Can you find the matching length of time?

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

Have a go at this game which has been inspired by the Big Internet Math-Off 2019. Can you gain more columns of lily pads than your opponent?

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?

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

Strike it Out game for an adult and child. Can you stop your partner from being able to go?