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

Moving: Tiles
Roto 36Four circles. One with 120°-steps, three with 60°-steps.
Roto 44Four circles in square configuration with a fifth in the center.
RotosEast german puzzle of overlapping disks.

Rubik's Fifteen (XV)Rubik's 15 (XV) is 2 puzzles in one. Arrange the numbers in sequence 1 to 15. On the other side there is a magic square challenge.
Sando RingSimilar to a King Ring. With touchable symbols.
Slice RuleThree plungers and one circle intersect and make 15 pieces move around.

Slide 11 DiskOne plunger and one rotation (with an odd number of pieces) used to move thirteen pieces.
Slide RuleA puzzle with two or three circles and a plunger which can exchange pieces between the circles. Produced in low quantity in eight different concepts each with different color schemes.
Sliderblox 2Four plungers in two sets intersect orthogonally.

Smart AlexWas sold with black and white body
Snow MysteryA mass produced derivate of Tricky Disky. This is a very easy one because each column consists of only 2 pieces.
Soviet GlobeA derivate of the Hungarian Globe, but produced in the soviet union.

Sphere XYZTwo intersecting tracks of tiles bisected by a single twistable slice.
SuncrossOne plunger and one rotating circle. A custom made puzzle.
Super GeraniumThe enhanced version of Geranium with five additional circles.

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