Soma cube and 3×4×5 units. The Bedlam cube is a 4×4×4 sided cube puzzle consisting of twelve pentacubes and one tetracube. The Diabolical cube is a puzzle of six polycubes that can be assembled together to form a single 3×3×3 cube. Soma cube The Soma cube is a solid dissection puzzle invented by Piet Hein in 1933 during a lecture on quantum mechanics conducted by Werner Heisenberg. Its name is alleged to be derived from the fictitious drug "soma" consumed as a pastime by the establishment in Aldous Huxley's dystopic novel "Brave New World". Seven pieces made out of unit cubes must
Gear Cube gears externally in order for the mechanics to be seen. At first sight, it looks quite formidable, nevertheless it is actually simpler to solve than the original Rubik's Cube. There are two objectives when solving the cube. The first goal is taking the mixed up puzzle back to its original cubic state. The second goal is to actually solve the puzzle by arranging each side back to their own beginning colors. The Gear Cube has a design like no other because the puzzle is made almost completely out of gears. The cube has 12 edge pieces, four on every layer,