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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.

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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.

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

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

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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 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.

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

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

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.

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

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. . . .

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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.

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

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

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

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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.

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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.

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

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

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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.

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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.

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Here is a version of the game 'Happy Families' for you to make and play.

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Can you make the birds from the egg tangram?

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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.

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

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Hover your mouse over the counters to see which ones will be removed. Click to remove them. The winner is the last one to remove a counter. How you can make sure you win?

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

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A game for 1 or 2 people. Use the interactive version, or play with friends. Try to round up as many counters as possible.

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.

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

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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...

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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.

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

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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.

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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.

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

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

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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. . . .

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Design your own scoring system and play Trumps with these Olympic Sport cards.

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