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Six-Sided: Cube (Shape Preserving)
Boob Cube (1x1x2)Even a boob could solve this cube.
Bram's BrickA hexahedron with an unusual prismatic axis system.
Bram's Cube PlusImproved version of Bram's cube with six-teeth-gears and exposed slider pieces.

Breeze CubeAlso known as Curvy Dino Cube. A Compy Cube variation with wavy cuts.
BrilicubeA modification of the 3x3x3 inspired by the redesign of the pyraminx crystal.
Brilicube RevengeA 4x4x4 without faces.

C-Skewb VA Dayan Gem V modified into cubic shape.
C-Skewb VIIIA Dayan Gem VIII modified into cubic shape.
Chameleon CubeA puzzle equivalent to a Super Rainbow Cube.

CheeseblockA 2x2x2 with 6 circular sectors on each face.
Childs PlayTwo 2x2x2's which have to be solved "together".
Chimera (4x4x6x6 cube)A combination of a 4x4x4 and a 6x6x6. Inspired by Tony Fishers V-Dome and implementing two AI-Cubes.

Chopped-3A hybrid puzzle combining a 3x3x3 and a restricted little chop.
Circle DinoCould be treated as a slices only variant of a higher order skewb.
Circle SkewbA corner-turning hexahedron with three logical layers. It looks as if "circle moves" were added to the skewb.

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