Self-contained competitive game for developing spatial sense in
Self-limiting single player game
Shiftable block puzzle
Shiftable block puzzle
Shiftable element puzzle
Simulated space station puzzle game
Slidable block puzzle
Slide puzzle
Slide-puzzle
Slide-puzzle
Sliding shell mechanism for a hollow puzzle
Sliding tile puzzle with tile rotating mechanism
Solitaire game
Spatial game toy
Spatial logic puzzle
Spatial logical toy
Spatial logical toy
Spatial puzzle cube
Spherical mechanical puzzle
Spherical puzzle