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

Dmitry Andreev
Keid 3Three circles turning in steps of 180° and one central circle to exchange pieces between them.
Keid 4Four circles turning in steps of 180° and one central circle to exchange pieces between them.
Kornephoros1Two intersecting circles of different size turning in steps of eight.

Kornephoros2Three intersecting circles turning in steps of eight, eight and two.
Kornephoros3Three intersecting circles turning in steps of eight, eight and two.
MagnoliaA variant of the puzzler with rods, recessed and extended by magnets indicate the right position.

MatrioshkaThree intersecting circles with one embedded in another.
Matrioshka 2Two intersecting circles with three possible turns.
MeissaA simplified version of the Puzzler but with the additional mechanism of the Auzzle.

MimosaTwo intersecting circles that return with steps of 2 and 5 with very deep intersectins beyond the centres of the circles.
MintakaTwo circles intersecting in a doctrinaire fashion with four steps each and with vastly different radiuses.
MiraThree intersecting circles, two are 5-fold, one is 2-fold.

Mira Crazy 2Mira Crazy with one additional concentric circle that lets the number of pieces explode.
Mira Crazy 3Mira Crazy with different cut depths and two additional circles.
Mira crazy 1The Mira with two additional concentric circles.


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