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

Factors and Multiples game for an adult and child. How can you make sure you win this game?

Here is a chance to play a version of the classic Countdown Game.

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.

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

A game to be played against the computer, or in groups. Pick a 7-digit number. A random digit is generated. What must you subract to remove the digit from your number? the first to zero wins.

Practise your tables skills and try to beat your previous best score in this interactive game.

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

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.

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

An interactive game to be played on your own or with friends. Imagine you are having a party. Each person takes it in turns to stand behind the chair where they will get the most chocolate.

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.

An interactive activity for one to experiment with a tricky tessellation

Use your knowledge of place value to try to win this game. How will you maximise your score?

Train game for an adult and child. Who will be the first to make the train?

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.

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

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

Here are a collection of games from around the world to try during the holidays or the last few weeks of term.

Here are some more upper primary strategy games for you to play.

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

What might your first lesson with a new class look like? In this article, Cherri Moseley makes some suggestions for primary teachers.

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

In this article for teachers, Liz Woodham describes the criteria she uses to choose mathematical games for the classroom and shares some examples from NRICH.

Play this game and see if you can figure out the computer's chosen number.

A game for 2 or more people. Starting with 100, subratct a number from 1 to 9 from the total. You score for making an odd number, a number ending in 0 or a multiple of 6.

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

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.

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

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.

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

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

This article outlines how strategy games can help children develop logical thinking, using examples from the NRICH website.

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?

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

Practise your number bonds whilst improving your memory in this matching pairs game.

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

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

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

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 two people that everybody knows. If you play correctly you never lose!

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.