Ambigear CubeA 4x4x4 with "ambiguous gearing" which forces connected movement on one axis.
Bram's CubeA 2x2x3 cuboid with a split and geared middle layer.
Bram's Cube PlusImproved version of Bram's cube with six-teeth-gears and exposed slider pieces.
Clockwork 4x4x4A 4x4x4 with all layers of one dimension linked into one coordinated movement.
Cube BouchonA 3x3x3 which opposite sides are connected with gears. These gears make the sides to twist in different ratios during one full turn.
Evil DoppelgängerA special subvariant of the Multi Gear Cube Kit closely related to the Gear Cube Extreme.
Gear Cube IIAn enhanced version of the Gear Cube with gears in the corners and more types of moves.
Gear Halpern-Meier TetrahedronA tetrahedron with gears. Compared with the preceeding Gear Pyraminx this one has a different cutting depths which gives it a resemblace to the HMT aka Halper-Meier Tetrahedron.
Gear HeadA puzzle consisting of only four visible pieces. They are connected to each other with gearing system which make the puzzle similar to the enigma.
Gear Minx"A Megaminx with gears"
A brilliant design for a very short description.