The spherical clock which moves with time.
The clockball covers 30 cm (1 full rotation) in exactly 12 hours.
Each obstacle met involves its reversed rotation, and it goes again to mark out the hours.
Spherical Clock
The spherical clock which moves with time.
The clockball covers 30 cm (1 full rotation) in exactly 12 hours.
Each obstacle met involves its reversed rotation, and it goes again to mark out the hours.
