http://demonstrations.wolfram.com/HobermanCube/
The Wolfram Demonstrations Project contains thousands of free interactive visualizations, with new entries added daily.
Expandable rings are placed parallel to the faces of a cube and connected near the cube's edges. (This can be done with polyhedra other than the cube, too.) For visual help, a transparent cube is shown which grows as the rings expand, and another cube w...
Contributed by: Sandor Kabai
so cool
thelittlebombardier 1 year ago