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Six-Sided: Cube (Shape Preserving)
Cubic 3x3x5A 3x3x5 in shape of a hexahedron. This allows some moves a true 3x3x5 cuboid would not allow.
Cubic 3x3x6Mass produced cubic 3x3x6. A mixtures of pieces from two different pieces.
Cubic 3x3x6 IIA true cubic 3x3x6 with layers of identical thickness.

Cubic 3x3x7Mass produced cubic 3x3x7.
Cubic 3x3x9 IThe logic successor of the cubic 3x3x7. A cuboid out of a series of cubes that behave like a bandaged 9x9x9.
Cubic 3x3x9 IIThe cousin of Cubic 3x3x9. All of its faces are split up. A cuboid out of a series of cubes that behave like a bandaged 9x9x9.

Cubic 4x4x5 IIIA puzzle made up by mixing an 4x4x4 of Eastsheen and a mass produced 4x4x5. It does NOT change its shape.
Cubic ToruAn edge-turning hexahedron designed to resemble one of the inventors earlier puzzles.
Cubic Void 2x3x3A Void Cube with one layer hidden.

CubominxA Tetraminx transformed into hexahedral shape.
Curvy CompinoA Redi Cube with curvy cuts although not designed by the designer of the Redi Cube.
Curvy CopterA variation on the Helicopter Cube that uses curved cuts to reveal the otherwise hidden centerpieces.

Curvy Copter IIA deeper cut version of the Curvy Copter which results in a different set of pieces.
Curvy Copter IIIAn edge-turning hexahedron with cuttings depths somewhere between Curvy Copter and Curvy Copter II.
Curvy Dino 2x2x2 CubeAn enhanced version of the Curvy Dino Cube which adds the abilities of a 2x2x2.

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