Check out my Magic Polyhedra Patents page at http://www.calormen.com/TwistyPuzzles/twisty.htm
2X2X2
3X3X3
3X3X3 (PICTURE)
4X4X4
5X5X5
6X6X6 & UP
CUBE (SHAPE PRESERVING)
CUBE (SHAPE CHANGING)
CUBOID
OCTAHEDRON
OTHER EIGHT-SIDED
DODECAHEDRON
FOUR
TEN
FOURTEEN
TWENTY
SPHERE
STAR
OTHER SHAPES
MOVING HOLE
MOVING MARBLES
MOVING TILES
SIAMESE & FUSED
FOLDING
ELECTRONIC
PATTERN MATCHING
OTHER MECHANISMS
BOOKS