Category: Mechanical puzzles

Rubik's Triamid
The Rubik's Triamid is a mechanical puzzle invented by Ernő Rubik and released in 1991 by Matchbox. The puzzle is similar to the Rubik's Cube in that the objective is to manipulate the puzzle until al
Combination puzzle
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 by a group of operations. Many such puz
Klotski (from Polish: klocki, lit. 'wooden blocks') is a sliding block puzzle thought to have originated in the early 20th century. The name may refer to a specific layout of ten blocks, or in a more
Magnetic Tower of Hanoi
The Magnetic Tower of Hanoi (MToH) puzzle is a variation of the classical Tower of Hanoi puzzle (ToH), where each disk has two distinct sides, for example, with different colors "red" and "blue". The
In geometry, flexagons are flat models, usually constructed by folding strips of paper, that can be flexed or folded in certain ways to reveal faces besides the two that were originally on the back an
Puzzle box
A puzzle box (also called a secret box or trick box) is a box that can be opened only by solving a puzzle. Some require only a simple move and others a series of discoveries. Modern puzzle boxes devel
Artifact Puzzles
Artifact Puzzles is a manufacturer of wooden jigsaw puzzles operating out of Fremont California. The business was founded in 2009 by University of Washington electrical engineering professor Maya Gupt
15 puzzle
The 15 puzzle (also called Gem Puzzle, Boss Puzzle, Game of Fifteen, Mystic Square and many others) is a sliding puzzle having 15 square tiles numbered 1–15 in a frame that is 4 tiles high and 4 tiles
Rubik's Clock
Rubik's Clock is a mechanical puzzle invented and patented by Christopher C. Wiggs and Christopher J. Taylor. The Hungarian sculptor and professor of architecture Ernő Rubik bought the patent from the
Snapper (puzzle)
A snapper is a mechanical puzzle consisting of a pointed piece attached to a notched dowel and a hollow block with a secondary hole along its length through which a rubber-band is stretched (across th
A Tuttminx (/ˈtʊtmɪŋks/ or /ˈtʌtmɪŋks/) is a Rubik's Cube-like twisty puzzle, in the shape of a truncated icosahedron. It was invented by Lee Tutt in 2005. It has a total of 150 movable pieces to rear
Rubik's Magic: Master Edition
No description available.
Hoppers (game)
Hoppers (ages 8+) is a classic Peg solitaire game released by ThinkFun in 1999. Players set up the board according to the pictures on each challenge card, then "leap frog" all the green frogs until on
Egg of Columbus (mechanical puzzle)
The names Egg of Columbus and Columbus Egg have been used for several mechanical toys and puzzles inspired on the legend of Columbus balancing an egg on its end to drive a point. Typically, these puzz
Rush Hour (puzzle)
Rush Hour is a sliding block puzzle invented by Nob Yoshigahara in the 1970s. It was first sold in the United States in 1996. It is now being manufactured by ThinkFun (formerly Binary Arts). ThinkFun
Fuddling cup
A fuddling cup is a three-dimensional puzzle in the form of a drinking vessel, made of three or more cups or jugs all linked together by holes and tubes. The challenge of the puzzle is to drink from t
Pyraminx Duo
The Pyraminx Duo (originally known as Rob's Pyraminx) is a tetrahedral twisty puzzle in the style of the Rubik's Cube. It was suggested by , invented by Oskar van Deventer, and has now been mass-produ
Rubik's 360
Rubik's 360 is a 3D mechanical puzzle released in 2009 by Ernő Rubik, the inventor of Rubik's Cube and other puzzles. Rubik's 360 was introduced on February 5, 2009 at the Nürnberg International Toy F
The Megaminx or Mégaminx (/ˈmɛɡəmɪŋks/, /ˈmeɪ-/) is a dodecahedron-shaped puzzle similar to the Rubik's Cube. It has a total of 50 movable pieces to rearrange, compared to the 20 movable pieces of the
Disentanglement puzzle
Disentanglement puzzles (also called entanglement puzzles, tanglement puzzles, tavern puzzles or topological puzzles) are a type or group of mechanical puzzle that involves disentangling one piece or
Impossible bottle
An impossible bottle is a bottle containing an object that does not appear to fit through the bottle's mouth. The ship in a bottle is a traditional and the most iconic type of impossible bottle. Other
Missing Link (puzzle)
Missing Link is a mechanical puzzle invented in 1981 by Steven P. Hanson and Jeffrey D. Breslow. The puzzle has four sides, each depicting a chain of a different color. Each side contains four tiles,
The Impossiball is a rounded icosahedral puzzle similar to the Rubik's Cube. It has a total of 20 movable pieces to rearrange, which is the same as the Rubik's Cube, but all of the Impossiball's piece
Stave Puzzles
Stave Puzzles is an American jigsaw puzzle company located in Norwich, Vermont. The company was started in 1974 by Steve Richardson and Dave Tibbetts and was called Stave—a portmanteau of their first
Puzzle jewelry
A piece of puzzle jewelry is a puzzle which can be worn by a person as jewelry. These puzzles can be both fully mechanically functional and aesthetically pleasing as pieces of wearable jewelry.
Puzzle ring
A puzzle ring is a jewelry ring made up of multiple interconnected bands, which is a type of mechanical puzzle most likely developed as an elaboration of the European gimmal ring. The puzzle ring is a
Sliding puzzle
A sliding puzzle, sliding block puzzle, or sliding tile puzzle is a combination puzzle that challenges a player to slide (frequently flat) pieces along certain routes (usually on a board) to establish
Wentworth Wooden Puzzles
The Wentworth Wooden Jigsaw Company (also known as Wentworth Wooden Puzzles) manufactures jigsaw puzzles with 'whimsical' shaped pieces reflecting the theme of the image portrayed on the puzzle. It wa
Puzzle globe
A puzzle globe (also called jigsaw globe, globe puzzle, puzzle ball, puzzle sphere or spherical puzzle) is a spherical assembly of puzzle pieces that, when put together, form a complete sphere or glob
The Dogic (/ˈdɒdʒɪk/) is an icosahedron-shaped puzzle like the Rubik's Cube. The 5 triangles meeting at its tips may be rotated, or 5 entire faces (including the triangles) around the tip may be rotat
Mechanical puzzle
A mechanical puzzle is a puzzle presented as a set of mechanically interlinked pieces in which the solution is to manipulate the whole object or parts of it. While puzzles of this type have been in us
The Pyramorphix (/ˌpɪrəˈmɔːrfɪks/), also called Pyramorphinx, is a tetrahedral puzzle similar to the Rubik's Cube. It has a total of 8 movable pieces to rearrange, compared to the 20 of the Rubik's Cu
The Think-a-Dot was a mathematical toy invented by Joseph Weisbecker and manufactured by E.S.R., Inc. during the 1960s that demonstrated automata theory. It had eight coloured disks on its front, and
Puzzle jug
A puzzle jug is a puzzle in the form of a jug, popular in the 18th and 19th centuries. Puzzle jugs of varying quality were popular in homes and taverns. An inscription typically challenges the drinker
Puzzle lock
A puzzle lock or puzzle padlock is a type of mechanical puzzle. It consists of a lock with unusual or hidden mechanics. Puzzle locks are reconfigurable mechanisms where the topological structure chang
Skewb Ultimate
The Skewb Ultimate, originally marketed as the Pyraminx Ball, is a twelve-sided puzzle derivation of the Skewb, produced by German toy-maker Uwe Mèffert. Most versions of this puzzle are sold with six
Human knot
A human knot is a common icebreaker game or team building activity for new people to learn to work together in physical proximity. The knot is a disentanglement puzzle in which a group of people in a
Peg solitaire
Peg solitaire, Solo Noble or simply Solitaire is a board game for one player involving movement of pegs on a board with holes. Some sets use marbles in a board with indentations. The game is known as
Pyraminx Crystal
The Pyraminx Crystal (also called a Chrysanthemum puzzle) is a dodecahedral puzzle similar to the Rubik's Cube and the Megaminx. It is manufactured by Uwe Mèffert and has been sold in his puzzle shop
Altekruse Puzzle
The Altekruse Puzzle is a type of burr puzzle invented by Austrian inventor .
Tower of Hanoi
The Tower of Hanoi (also called The problem of Benares Temple or Tower of Brahma or Lucas' Tower and sometimes pluralized as Towers, or simply pyramid puzzle) is a mathematical game or puzzle consisti
Jigsaw puzzle
A jigsaw puzzle is a tiling puzzle that requires the assembly of often irregularly shaped interlocking and mosaiced pieces, each of which typically has a portion of a picture. When assembled, the puzz
Burr puzzle
A burr puzzle is an interlocking puzzle consisting of notched sticks, combined to make one three-dimensional, usually symmetrical unit.These puzzles are traditionally made of wood, but versions made o
Hedgehog in the Cage
Hedgehog in the Cage (in Czech: Ježek v kleci) is a mechanical puzzle popular in the Czech Republic which features prominently in the "Dobrodružství v temných uličkách" (Adventures in the Dark Alleys)
Infinity Cube
An Infinity Cube is a kind of mechanical puzzle toy with mathematical principles. Its shape is similar to a 2×2 Rubik's cube. It can be opened and put back together from different directions, thus cre
Minus Cube
The Minus Cube (aka BLOXBOX by Piet Hein; aka Varikon Box) is a 3D mechanical variant of the n-puzzle, which was manufactured in the Soviet Union. It consists of a bonded transparent plastic box conta
The Pyraminx (/ˈpɪrəmɪŋks/) is a regular tetrahedron puzzle in the style of Rubik's Cube. It was made and patented by Uwe Mèffert after the original 3 layered Rubik's Cube by Ernő Rubik, and introduce
Rubik's Snake
A Rubik's Snake (also Rubik's Twist, Rubik's Transformable Snake, Rubik’s Snake Puzzle) is a toy with 24 wedges that are right isosceles triangular prisms. The wedges are connected by spring bolts, so
The Tower of Hanoi – Myths and Maths
The Tower of Hanoi – Myths and Maths is a book in recreational mathematics, on the tower of Hanoi, baguenaudier, and related puzzles. It was written by Andreas M. Hinz, Sandi Klavžar, Uroš Milutinović
Rubik's Magic
Rubik's Magic, like the Rubik's Cube, is a mechanical puzzle invented by Ernő Rubik and first manufactured by Matchbox in the mid-1980s. The puzzle consists of eight black square tiles (changed to red
Alexander's Star
Alexander's Star is a puzzle similar to the Rubik's Cube, in the shape of a great dodecahedron.
Skewb Diamond
The Skewb Diamond is an octahedron-shaped combination puzzle similar to the Rubik's Cube. It has 14 movable pieces which can be rearranged in a total of 138,240 possible combinations. This puzzle is t
Nintendo tumbler puzzle
The Nintendo 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 puzzle in the style of Rubik's Cube. It was invented by Gu
Egg of Columbus (tangram puzzle)
The Egg of Columbus (Ei des Columbus in German) is a puzzle consisting of a flat egg-like shape divided into 9 or 10 pieces by straight cuts. The goal of the puzzle is to rearrange the pieces so as to
Speedcubing (also known as speedsolving, or cubing) is a competitive sport involving solving a variety of combination puzzles, the most famous being the 3x3x3 puzzle or Rubik's Cube, as quickly as pos
Secret decoder ring
A secret decoder ring (or secret decoder) is a device that allows one to decode a simple substitution cipher—or to encrypt a message by working in the opposite direction. As inexpensive toys, secret d
Puck puzzle
The Puck puzzle (Hungarian: Kép Korong), also known as Picture Disc, is a combination puzzle invented in 1980 by Hungarian physicist András Végh. The disc shaped puzzle consists of 2 central pieces: t
Baguenaudier (pronounced [baɡnodje]; French for "time-waster"), also known as the Chinese rings, Cardan's suspension, Cardano's rings, Devil's needle or five pillars puzzle, is a disentanglement puzzl
E.S.R., Inc.
E.S.R., Inc. was an American manufacturer of educational toys during the 1960s. The company’s founders included William H. Duerig and Irving J. Lieberman, both involved in missile research at Kearfott