Master DogicDesigned after the Dogic but with different cutting depths.
MastrolabacusA bigger version of Astrolabacus with five grooves. Maybe the first puzzle with moving marbles that jumbles.
MoleculesTwo non-intersecting circles with 6 pieces each and one moving hole.
Mozaika IInvented, produced, and marketed by Rudolph Destics. Patented in USA in 1996. Came in a variety of colour configurations.
Mozaika IIInvented, produced, and marketed by Rudolph Destics. Patented in USA in 1996. Came in a variety of colour configurations.
Multi-SkewbYears after the Multi-Dodecahedron the same concept for the corner-turning cubes was realised.
Net Block UFORotate the top/bottom half, then spin each half of a sphere to scramble the puzzle.
NonaphobicAn 9x9x9 Mastermorphix. An 9x9x9 transformed into the shape of a Reuleaux tetrahedron.