Container with associated puzzle
Convertible comestible
Convertible interference sliding block type manipulable puzzle a
Corner-back golf clubhead
Creative building game
Crossword puzzle game and method of generating the same
Cube and pegs assembly puzzle
Cube puzzle
Cube puzzle
Cube puzzle
Cube puzzle
Cube puzzle
Cube puzzle with moving faces
Cubic assembly puzzle and support structure
Cubic logic toy
Cubic puzzle
Cubic puzzle
Cubical maze module
Cubicle maze puzzle
Cubicle puzzle game