12x12x12 (pillowed)The first working prototype to break the border (11x11x11) set by the Verdes patent.
1x3x3Years before the Floppy Cube bandaging a 3x3x3 was the best way to create this easy puzzle, perfect for newcomers.
2x2x3 Delta prismA simple modification of a 2x2x3 to get a triangular prism representing the Greek letter Delta.
2x4x6 (pillowed)A pillowed version of the 2x4x6. Made from a mass produced 4x4x6.
5x9x9A hand made fully functional 5x9x9 cuboid puzzle.
AstrolabacusA unique ball puzzle. Sold in small quantities online.