2X2X2 3X3X3 3X3X3 (PICTURE) 4X4X4 5X5X5 6X6X6 & UP CUBE (SHAPE PRESERVING) CUBE (SHAPE CHANGING) RHOMBOHEDRON CUBOID OTHER SIX-SIDED OCTAHEDRON HEXAGONAL PRISM DODECAHEDRON RHOMBIC DODECAHEDRON FOUR FIVE FOURTEEN TWENTY OTHER N-SIDED PUCKS SPHERE CYLINDER ROUND CONVEX SHAPES STAR HEADS & OBJECTS OTHER SHAPES MOVING HOLE MOVING MARBLES MOVING TILES SIAMESE & FUSED FOLDING ELECTRONIC PATTERN MATCHING OTHER MECHANISMS BOOKS GAMES MISCELLANEOUS STUFF UNKNOWN