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Other Puzzles: Other Mechanisms
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.
Bishop CubesA set of 27 interlocking cubes which is not scrambled by color 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, 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 in the puzzle.
BrainballSpin the number ring, and twist the ends to flip seven of the thirteen numbers over.
Brainstring AdvancedAn improved design and an additional set of strings set this version apart from the original.
Brainstring OriginalTwelve elastic strings are moved around within a transparent cube.
CerberusSix telescopic rods have to be arranged into a pentagram.
ChronosA puzzle which is based on the fourth dimensional symmetry (edge-transitivity) of the 4D polytope 5-cell (also known as Pentachoron)
ColossusA puzzle which is based on the fourth dimensional symmetry (edge-transitivity) of the 4D polytope 24-cell (also known as Icositetrachoron)
Columbus EggA yellow version with identical markings also exists. There is also a version with Columbus' EGG written on it. These are yellow, white, and blue.
CosmosThis puzzle pretends to be based on a 4D polytope but it is not. Instead it is a cube with its antipodes connected.
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