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

Other Puzzles: Other Mechanisms
2x2x2x2 (4D)The 4D version of a 2x2x2, implemented with two cubes and magnets.
3x3 Clock plusA customly enhanced version of Rubik's Clock.
AbyssA puzzle which is based on the fourth dimensional symmetry (edge-transitivity) of the 4D polytope 8-cell (also known as Hypercube or Tesseract)

AfroditeA puzzle which is based on the fourth dimensional symmetry (edge-transitivity) of the 4D polytope rectified 5-cell (also known as Tetroctahedric)
ArgoA puzzle which is based on the sixth dimensional symmetry of the 6-Simplex.
Bandaged BrainballBrainballs with several pieces glued together. There are 12 meaningful variants. 6 are implemented here.

Bayern München ClocksA set of nine Rubik's Clocks with custom made layout. All show one of the badges from the history of soccer club "FC Bayern München"
Beatles ClockTwo customized variants of Rubik's Clocks with motives depicting the Beatles.
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 BlenderA put-together puzzle composed of 5 twisty pieces.

Brain-chekA puzzle with a unique mechanism that came in at least four different versions.
Brain, TheThe object of this puzzle is to get all the sliders either in or out. Several stacked and slotted disks inside the puzzle limit the range of movement at each step.
BrainballSpin the number ring, and twist the ends to flip seven of the thirteen numbers over.


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