Twin RingsTwo circles rotating in steps of 90° with an intersection smaller than the radius of the circles.
VertushkaA puzzle with intersecting circles. To connect the parts together, an elastic band is used.
Vertushka-2 A handmade 2D-puzzle with rotaging circles.
VitrailTwo circles can rotate in multiples of 30°. A jumbling puzzle.
Weird Disk 235Three intersecting circles different sizes with different step length. The simplest possible puzzle of this kind.
Weird Disk 2x-6One circle rotating by 60ï¿½ and six circles rotating by 180ï¿½. A deeper-than-origin circle puzzle.
Weird Disk 4x12Two intersecting circles of different sizes with one allowing steps of 30ï¿½.
Weird Disk 5x7A puzzle designed to stay in the middle between Weird Disk 4x12 and Weird Disk 6x6.
Whirligig Plate 9 CirclesNine circles version. Apart from the basic solution, there are other patterns that can be made with the colours.