Double towerTwo sets of 4 acrilic layers with 5 marbles each.
DrumA wooden puzzle that combines moving marbles with moving plungers and two holes.
Eight-Pole Wisdom PlateMove the blocks around to match up the colours and numbers. Front and back form independent puzzles.
EntrapmentA strange puzzle with moving marbles that came in two different versions.
GoldA sliding block puzzle with different size pieces.
Great GearsReturn the coloured balls to their starting circles.
HarmonicaA wooden puzzle that combines moving marbles with moving plungers and two holes.
HeartacheA puzzle with sixteen moving marbles. It came out three years before Ernö Rubik invented the cube.