Online since 2002. The most comprehensive site for all around twisty puzzles.

Karolis Kairys
Pusher 1-2-3Two sets of three plungers which can't be moved freely.
Quadrastic-4A variant of the Tetrakium bandaged in a highly symmetrical fashion.
QuadrismFive circles rotating by 90°, one of them spanning almost the whole puzzle.

Quadro 3An redesigned and improved version of Slide Rule Duel.
QuadrocollideThree circles of different sizes, all of which rotate by 90° and intersect.
RadiowavesFive circles (three concentric) of different sizes, all of which rotate by 180°.

RokettoThree intersecting circles allowing turns in 180° and sometimes 36°.
RootingerTwo intersecting circles combined with a plunger.
Rota-RiusTwo very small circles and one plunger with six tiles.

Rotator 120Six circles rotatable in steps of 120°
Rub el HizbOne circle rotating by 45° plus one plunger to exchange pieces.
SemiCollideFive circle of different sizes, all of which rotate by 90°.

ShatkonaTwo circles turning in steps of 60° with one plunger for intersecting pieces.
Sliderblox 2Four plungers in two sets intersect orthogonally.
Snowflake DUOSixteen pieces can be moved with two holes.


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