In this exhibit the visitor can pick up one of the various disks in the bucket and gently place it on the rotating circular disk.
The exhibit shows how various disks spins on a rotating disk. interesting is that as they oscillate on the radius they also oscillate around the circumference of the disk, making progress against the rotation.
- pick a round item (washer) from the exhibit's bucket.
- Careful place the item on the rotating disk.
- See how the item rotates on the rotating disk.