SettingsMathematical games
13th root
Extracting the 13th root of a number is a famous category for the mental calculation world records.
Extracting the 13th root of a number is a famous category for the mental calculation world records.
24 Game
The 24 Game is an arithmetical card game in which the object is to find a way to manipulate four integers so that the end result is 24.
The 24 Game is an arithmetical card game in which the object is to find a way to manipulate four integers so that the end result is 24.
Black Path Game
The Black Path Game (also known by various other names, such as Brick) is a two-player board game described and analysed in Winning Ways for your Mathematical Plays.
The Black Path Game (also known by various other names, such as Brick) is a two-player board game described and analysed in Winning Ways for your Mathematical Plays.
Calculatrivia
Calculatrivia is a number-based trivia game that was originally made popular in GAMES Magazine.
Calculatrivia is a number-based trivia game that was originally made popular in GAMES Magazine.
Cayley's mousetrap
Mousetrap is the name of a game introduced by the English mathematician Arthur Cayley.
Mousetrap is the name of a game introduced by the English mathematician Arthur Cayley.
Chomp
Chomp is a 2-player game of strategy played on a rectangular "chocolate bar" made up of smaller square blocks.
Chomp is a 2-player game of strategy played on a rectangular "chocolate bar" made up of smaller square blocks.
Conway's Soldiers
Conway's Soldiers or the checker-jumping problem is a one-person mathematical game or puzzle devised and analyzed by mathematician John Horton Conway in 1961.
Conway's Soldiers or the checker-jumping problem is a one-person mathematical game or puzzle devised and analyzed by mathematician John Horton Conway in 1961.
Cram (game)
Cram is a mathematical game played on a sheet of graph paper.
Cram is a mathematical game played on a sheet of graph paper.
Dodgem
Dodgem is a simple abstract strategy game invented by Colin Vout and described in the book Winning Ways.
Dodgem is a simple abstract strategy game invented by Colin Vout and described in the book Winning Ways.
Domineering
Domineering (also called Stop-Gate or Crosscram) is a mathematical game played on a sheet of graph paper, with any set of designs traced out.
Domineering (also called Stop-Gate or Crosscram) is a mathematical game played on a sheet of graph paper, with any set of designs traced out.
Dots (game)
Dots is an abstract strategy game, generally played by two people on a sheet of squared paper.
Dots is an abstract strategy game, generally played by two people on a sheet of squared paper.
Dots and Boxes
Dots and Boxes is a pencil and paper game for two players first published in 1889 by Édouard Lucas.
Dots and Boxes is a pencil and paper game for two players first published in 1889 by Édouard Lucas.
First player win
In game theory, a two-player turn-based game is a first-player-win if a perfect player can always force a win.
In game theory, a two-player turn-based game is a first-player-win if a perfect player can always force a win.
Four fours
Four fours is a mathematical puzzle.
Four fours is a mathematical puzzle.
Ghost Leg
Ghost Leg (Chinese: 畫鬼腳), known in Japan as Amidakuji (阿弥陀籤) or in Korea as 사다리타기 (literally translated as "ladder climing"), is a method of lottery designed to create random pairing...
Ghost Leg (Chinese: 畫鬼腳), known in Japan as Amidakuji (阿弥陀籤) or in Korea as 사다리타기 (literally translated as "ladder climing"), is a method of lottery designed to create random pairing...
God's algorithm
God's algorithm is a notion originating in discussions of ways to solve the Rubik's Cube puzzle, but which can also be applied to other combinatorial puzzles and mathematical games.
God's algorithm is a notion originating in discussions of ways to solve the Rubik's Cube puzzle, but which can also be applied to other combinatorial puzzles and mathematical games.
Graph pebbling
Graph pebbling is a mathematical game and area of interest played on a graph with pebbles on the vertices.
Graph pebbling is a mathematical game and area of interest played on a graph with pebbles on the vertices.
Greedy Nim
Greedy Nim is a variation where the players are restricted to choosing stones from only the largest pile(s).
Greedy Nim is a variation where the players are restricted to choosing stones from only the largest pile(s).
Grundy's game
Grundy's game is a two-player mathematical game of strategy.
Grundy's game is a two-player mathematical game of strategy.
Hackenbush
Hackenbush is a two-player mathematical game that may be played on any configuration of colored line segments connected to one another by their endpoints and to the ground.
Hackenbush is a two-player mathematical game that may be played on any configuration of colored line segments connected to one another by their endpoints and to the ground.
Hex (board game)
Hex is a board game played on a hexagonal grid, theoretically of any size and several possible shapes, but traditionally as an 11×11 rhombus.
Hex is a board game played on a hexagonal grid, theoretically of any size and several possible shapes, but traditionally as an 11×11 rhombus.
Kayles
In combinatorial game theory, Kayles is a simple impartial game.
In combinatorial game theory, Kayles is a simple impartial game.
Krypto (game)
Krypto is a card game designed by Daniel Yovich in 1963 and published by Parker Brothers and MPH Games Co.
Krypto is a card game designed by Daniel Yovich in 1963 and published by Parker Brothers and MPH Games Co.
Magic gopher
The magic gopher is an interactive Adobe Flash game published online by British Council.
The magic gopher is an interactive Adobe Flash game published online by British Council.
Map-coloring games
Two players, Left and Right, take turns coloring in one uncolored region per turn, subject to various constraints.
Two players, Left and Right, take turns coloring in one uncolored region per turn, subject to various constraints.
Mathematical game
A mathematical game is a multiplayer game whose rules, strategies, and outcomes can be studied and explained by mathematics.
A mathematical game is a multiplayer game whose rules, strategies, and outcomes can be studied and explained by mathematics.
Mixmath
mi×ma+h (or Mixmath) is a Canadian board game developed by Wrebbit in the mid-1990s.
mi×ma+h (or Mixmath) is a Canadian board game developed by Wrebbit in the mid-1990s.
Nim
Nim is a mathematical game of strategy in which two players take turns removing objects from distinct heaps.
Nim is a mathematical game of strategy in which two players take turns removing objects from distinct heaps.
Octal game
The octal games form a significant subclass of impartial games studied in combinatorial game theory.
The octal games form a significant subclass of impartial games studied in combinatorial game theory.
Penney's game
Penney's game (named after its inventor Walter Penney) is a binary (head/tail) sequence generating game between two players.
Penney's game (named after its inventor Walter Penney) is a binary (head/tail) sequence generating game between two players.
Pentomino
A pentomino is a polyomino composed of five congruent squares, connected along their edges.
A pentomino is a polyomino composed of five congruent squares, connected along their edges.
Phutball
Phutball (short for philosopher's football) is a two-player board game described in Elwyn Berlekamp, John Horton Conway, and Richard Guy's Winning Ways for your Mathematical Plays.
Phutball (short for philosopher's football) is a two-player board game described in Elwyn Berlekamp, John Horton Conway, and Richard Guy's Winning Ways for your Mathematical Plays.
Planarity
Planarity is a puzzle computer game based on a concept by Mary Radcliffe at Western Michigan University.
Planarity is a puzzle computer game based on a concept by Mary Radcliffe at Western Michigan University.
Ponte del Diavolo (game)
“Ponte del Diavolo” by Martin Ebel is a game that honors both game designer Alex Randolph and Twixt, one of Randolph's most enduring designs.
“Ponte del Diavolo” by Martin Ebel is a game that honors both game designer Alex Randolph and Twixt, one of Randolph's most enduring designs.
Poset game
Poset games are mathematical games of strategy where, given a poset P, two players alternate on choosing one point in P, removing it and and all points that are greater.
Poset games are mathematical games of strategy where, given a poset P, two players alternate on choosing one point in P, removing it and and all points that are greater.
Racetrack (game)
Racetrack is a paper and pencil game of unknown origins, played by two or more players.
Racetrack is a paper and pencil game of unknown origins, played by two or more players.
Shannon switching game
The Shannon switching game is an abstract strategy game for two players, invented by Claude Shannon, and (at least in its common rectangular-grid form) independently invented by David Gale; it h...
The Shannon switching game is an abstract strategy game for two players, invented by Claude Shannon, and (at least in its common rectangular-grid form) independently invented by David Gale; it h...
Sim (pencil game)
The game of Sim is played by two players on a board consisting of six dots ('vertices').
The game of Sim is played by two players on a board consisting of six dots ('vertices').
Solved game
A solved game is a game whose outcome (win, lose, or draw) can be correctly predicted from any position when each side plays optimally.
A solved game is a game whose outcome (win, lose, or draw) can be correctly predicted from any position when each side plays optimally.
SOS (game)
SOS is a (usually two-player but may be more) game played with paper and pencil, typically played by children.
SOS is a (usually two-player but may be more) game played with paper and pencil, typically played by children.
Spoof (game)
The game of Spoof is a strategy game, typically played as a gambling game, often in bars and pubs where the loser buys the other participants a round of drinks.
The game of Spoof is a strategy game, typically played as a gambling game, often in bars and pubs where the loser buys the other participants a round of drinks.
Strategy-stealing argument
In combinatorial game theory, the strategy-stealing argument is a general argument that shows, for many games, that the second player cannot have a winning strategy (i.e., a strategy that will a...
In combinatorial game theory, the strategy-stealing argument is a general argument that shows, for many games, that the second player cannot have a winning strategy (i.e., a strategy that will a...
Subtract a square
Subtract-a-square (also referred to as take-a-square) is a two-player mathematical game of strategy starting with a positive integer and both players taking turns subtracting a non-zero sq...
Subtract-a-square (also referred to as take-a-square) is a two-player mathematical game of strategy starting with a positive integer and both players taking turns subtracting a non-zero sq...
Supermind (board game)
Supermind is a code-breaking game for two players.
Supermind is a code-breaking game for two players.
Sylver coinage
Sylver Coinage is a mathematical game for two players, invented by John H. Conway.
Sylver Coinage is a mathematical game for two players, invented by John H. Conway.
Tangloids
Tangloids is a mathematical game for two players created by Piet Hein to model the calculus of spinors.
Tangloids is a mathematical game for two players created by Piet Hein to model the calculus of spinors.
Tennis (paper game)
Tennis is a strategic pencil and paper game for two players.
Tennis is a strategic pencil and paper game for two players.
Tic-tac-toe
Tic-tac-toe, also called noughts and crosses and X's and O's in the Republic of Ireland, is a pencil-and-paper game for two players, X and O, who take turns marking the s...
Tic-tac-toe, also called noughts and crosses and X's and O's in the Republic of Ireland, is a pencil-and-paper game for two players, X and O, who take turns marking the s...
Toads and Frogs (game)
The combinatorial game Toads and Frogs is a partisan game invented by Richard Guy.
The combinatorial game Toads and Frogs is a partisan game invented by Richard Guy.
Ulam's game
In mathematics, Ulam's game is the problem of trying to guess an object with yes-no questions, where some of the answers may be wrong.
In mathematics, Ulam's game is the problem of trying to guess an object with yes-no questions, where some of the answers may be wrong.
Wythoff's game
Wythoff's game is a two-player mathematical game of strategy, played with two piles of counters.
Wythoff's game is a two-player mathematical game of strategy, played with two piles of counters.