CUBE (SHAPE PRESERVING)
CUBE (SHAPE CHANGING)
A Square-1 in midturn and afterwards reshaped into a cube.
A Square-1 with the smaller pieces split in halves.
The concept of the Bump Cube (aka Mirror Blocks) combined with the Floppy Cube.
A mass produced 3x3x4 truncated into the shape of a cylinder.
SIAMESE & FUSED
A wannabe 2x3x4 made from two 2x2x2s.