Orion-14Four intersecting circles (in steps of 90°) in a 2D-puzzle of soviet origin.
Orlov fourThe successor of the Orlov with four gears, even with the same middle pieces.
Orlov gearInspired by the gear puzzles from Douglas Engel. Three circles and irregular center pieces.
PandaOne 6-fold rotation and two 3-fold rotations with uncoloured pieces covering an animal as background.
Pascals JumbleA puzzle with moving circles specifically made to allow jumbling moves.
Plectrum & switchThree circles with six tiles. Some turns are blocked by the inner pieces of every circle.
Plutoscope 4.2A variant of the first Plutoscope (5.1) with four circles.
Plutoscope 4.3A variant of the first Plutoscope (5.1) with four circles.
Plutoscope 5.1Five intersecting circles arranged around a rounded pentagon in the center.
Pocket GeraniumA smaller version of Geranium with three circles in different distances.