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 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...

Choose the size of your pegboard and the shapes you can make. Can you work out the strategies needed to block your opponent?

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 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.

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.

In this game for two players, the idea is to take it in turns to choose 1, 3, 5 or 7. The winner is the first to make the total 37.

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. . . .

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

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.

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.

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. . . .

Some puzzles requiring no knowledge of knot theory, just a careful inspection of the patterns. A glimpse of the classification of knots and a little about prime knots, crossing numbers and. . . .

Can you beat the computer in the challenging strategy game?

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

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 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.

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

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

Got It game for an adult and child. How can you play so that you know you will always win?

A game in which players take it in turns to choose a number. Can you block your opponent?

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.

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

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

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?

Add or subtract the two numbers on the spinners and try to complete a row of three. Are there some numbers that are good to aim for?

Try to stop your opponent from being able to split the piles of counters into unequal numbers. Can you find a strategy?

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

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

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

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

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.

Here are some games for you to play with an adult. They are all based on popular NRICH games.

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

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

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.

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

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

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

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

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 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.