Online since 2002. Over 3300 puzzles, 2600 worldwide members, and 270,000 messages.

Moving: Tiles
AruslokyTwo rotating circles - very similar to the Cohan Circle puzzle.
Awesome OctoRubik's like ring shaped puzzle. The puzzle turns the upper and lower half of the ring. The colors are separated in four sections.
Battle GearsA puzzle with intersecting circles and bandaged pieces. Produced in low quantity in seven different variants.

Bram's SquareA puzzle which combines intersecting plungers with rotations of large portions.
Bubbles in a planeA 2D-puzzle that works only because it was fudged and still it demonstrates jumbling.
Buzzle Ball14 pieces rotating on a sphere divided in 3 (!) distinct layers.

Chromosix Colour Ball (aka: Cromoball, Mystic I.Q. Ball)This version has no markings. Simply solve by color.
Chromosix Number Ball (aka: Cromoball, Mystic I.Q. Ball)This version has the numbers one through five on each of the six faces.
Circle PuzzleFour intersecting circles with fourfold symmetry.

Circle Puzzle - MastercardTwo intersecting circles with a fourfold symmetry.
Cohan CircleTwo intersecting circles. There exists a newer relative named Arusloky.
Colors CrossTwo plungers and one rotation used to move nine pieces.

ComboSimilar in concept to a number of other puzzles.
Crossover puzzleA puzzle back from the early 1980s produced by Nintendo. It works with intersecting plunges and polarised light.
Dancing GearsA puzzle with two intersecting circles. Produced in low quantity in four different variants.

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V-Cube 7 Dazzler

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