"Узоры" (Traceries)A variant of the famous "15" puzzle which allows endless beautiful patterns.
'Real' V-Cube 3A 5x5 bandaged and sanded into a 3x3 to make pieces like a v-cube 3 has in their patent.
1/0 VoidA Void Cube with four pieces cut away.
12x12x12 (flat)The second 12x12x12 ever made and the first with flat surfaces.
12x12x12 (pillowed)The first working prototype to break the border (11x11x11) set by the Verdes patent.
13 sided polyhedronA skewb extended with plastic sheets and thereby transformed into a highly irregular polyhedron but still a convex one.
1x1x5A stupid cuboid built just for the sake of completeness.