Mad TriadTen overlapping wheels. Each with six segments.
Magic 8Group the three colours to solve this puzzle.
Monroe's MarblesMove the marbles from one column to the next by tilting and turning. Try to get each column a single colour.
OrionSix numbered pieces in two intersecting rings.
Pionir CubeA puzzle similar to the Varikon 3x3x3. It uses marbles instead of moveable cubes.
RainbowFour colours, each with three shades to organize according to the paint on the puzzle.