Rubik's Cube (magic cube)
3x3x3
Inventor: Erno Rubik in 1974.
Release: 1977 (Toy stores in Budapest, Hungary)
Possible combinations: 43.252.003.274.489.856.000 ou ~ 4,3 x 1019 (estimative of sand grains on Earth's beaches: ~ 7,5 x 1018)
Instructions:
- To rotate the entire cube in space, simply click and drag on the gray background using your mouse or your finger if you're using a touchscreen device.
- To rotate specific layers of the cube, click and drag on the facelets of the desired layer in the direction you want to rotate it.