Online since 2002. The most comprehensive site for all around twisty puzzles.

Unique
2x2x2x2 (4D)The 4D version of a 2x2x2, implemented with two cubes and magnets.
Airlock 20The simplest possible edge turning dodecahedron implemented in an extremely strange mechanism.
Airlock 6The simplest possible edge turning cube implemented in an extremely strange mechanism.

AntiRainbowA puzzle with an unusual shape that allows the puzzle to be faceturning despite its hybrid axis system.
ArleminxA hybrid puzzles which combines two seemingly incompatible puzzles.
Arrow PlanetA fudged puzzles which combines the moves of a bandaged 3x3x3 and a sliding piece puzzle.

Atomic Chaos (aka Kaos, aka Brain Drain)Scramble the beads from tubes of different lengths, then try to restore them to their proper homes.
Barreled BoltA Floppy Cube with bolts that are screwed in and out of the puzzle during their turn.
Big ChopThe holy grail of twisty puzzles. A 120-piece twisty puzzle which still has to find a good implementation.

Bishop CubesA set of 27 interlocking cubes which is not scrambled by color but by shape.
Bishop Cubes (2x2x2)The smaller version of the Bishop Cubes. A set of 8 interlocking cubes which is not scrambled by colour but by shape.
Bishop Cubes (4x4x4)The bigger version of the Bishop Cubes. A set of 64 interlocking cubes which is not scrambled by color but by shape.

Brain-chekA puzzle with a unique mechanism that came in at least four different versions.
Capella CubeTop and bottom layer of a hexagonal prism. Middle layer of a 3x3x3.
Complex 3x3x3An implementation of a 8-years-old dream. A 3x3x3 with six additional pieces types known before only through geometry.


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