Mathematical puzzles make up an integral part of recreational mathematics. They have specific rules, but they do not usually involve competition between...

study of puzzles is called enigmatology. Puzzles are often created to be a form of entertainment but they can also arise from serious mathematical or logical...

The 17-animal inheritance puzzle is a mathematical puzzle involving unequal but fair allocation of indivisible goods, usually stated in terms of inheritance...

The nine dots puzzle is a mathematical puzzle whose task is to connect nine squarely arranged points with a pen by four (or fewer) straight lines without...

A logic puzzle is a puzzle deriving from the mathematical field of deduction. The logic puzzle was first produced by Charles Lutwidge Dodgson, who is better...

and sometimes pluralized as Towers, or simply pyramid puzzle) is a mathematical game or puzzle consisting of three rods and a number of disks of various...

this field require no knowledge of advanced mathematics. Recreational mathematics involves mathematical puzzles and games, often appealing to children and...

solving puzzles inspired by recent developments in mathematical research PEA Puzzle Hunt, a puzzle hunt at Phillips Exeter Academy Puzzlepalooza, a puzzle hunt...

Curious Village, the 130th puzzle: "Too Many Queens 5" (クイーンの問題5) is an eight queens puzzle. Mathematical game Mathematical puzzle No-three-in-line problem...

Tumbler Puzzle, also known as the Ten Billion Barrel in English and originally tenbirion (テンビリオン) in Japanese, is a mathematical and mechanical puzzle. It...

Lock puzzle Logic puzzle Magic square Mahjong solitaire Matchstick puzzle Mathematical puzzle Merkle's Puzzles Minus Cube Morpion solitaire N-puzzle National...

utilities problem, also known as water, gas and electricity, is a mathematical puzzle that asks for non-crossing connections to be drawn between three...

String girdling Earth is a mathematical puzzle with a counterintuitive solution. In a version of this puzzle, string is tightly wrapped around the equator...

This is a list of puzzles that cannot be solved. An impossible puzzle is a puzzle that cannot be resolved, either due to lack of sufficient information...

pouring puzzles (also called water jug problems, decanting problems, measuring puzzles, or Die Hard with a Vengeance puzzles) are a class of puzzle involving...

A combination puzzle, also known as a sequential move puzzle, is a puzzle which consists of a set of pieces which can be manipulated into different combinations...

who specialised in logic puzzles and mathematical games. He is known as one of the foremost creators of mathematical puzzles. Dudeney was born in the...

certain shapes. Mathematics portal Tangram (video game) Egg of Columbus (tangram puzzle) Mathematical puzzle Ostomachion Tiling puzzle Attribute blocks...

In recreational mathematics, rope-burning puzzles are a class of mathematical puzzle in which one is given lengths of rope, fuse cord, or shoelace that...

Puzzles (ISBN 0-486-22011-7) Mathematical Puzzles of Sam Loyd (ISBN 0-486-20498-7): selected and edited by Martin Gardner More Mathematical Puzzles of...

Four fours is a mathematical puzzle, the goal of which is to find the simplest mathematical expression for every whole number from 0 to some maximum,...

known as an escape game, puzzle room, exit game, or riddle room, is a game in which a team of players discover clues, solve puzzles, and accomplish tasks...

cryptarithmetic, cryptarithm or word addition, is a type of mathematical game consisting of a mathematical equation among unknown numbers, whose digits are represented...

[citation needed] Mathematical games differ sharply from mathematical puzzles in that mathematical puzzles require specific mathematical expertise to complete...

The 15 puzzle (also called Gem Puzzle, Boss Puzzle, Game of Fifteen, Mystic Square and more) is a sliding puzzle. It has 15 square tiles numbered 1 to...

Canterbury Puzzles and Other Curious Problems is a 1907 mathematical puzzle book by Henry Dudeney. The first part of the book features a series of puzzles based...

to correctly solve a mathematical puzzle before establishing a connection, if the server is under attack. After solving the puzzle, the client would return...

this one – the movie becomes slightly too much like an unfolding mathematical puzzle, although an ingenious one that reaches a chilling conclusion. Notes...

problem. In the philosophy of mathematics, it has been examined in studies of the nature of mathematical proof. The puzzle is impossible to complete. A...

video games owe their origins to brain teasers and puzzles throughout human history. The mathematical strategy game Nim, and other traditional thinking...