Clue | Source | Date |
---|---|---|
Executive toy consisting of a frame with suspended metal balls (7,6) | ||
Executive toy restful for young Isaac? (7,6) | ||
Toy owls entranced cuckoo | The Telegraph Cryptic | 13 Mar 2023 |
It can demonstrate laws centred on moving | The Telegraph Toughie | 23 Jan 2019 |
Gizmo often with five balls that demonstrates conservation of momentum and energy |