executive ball clicker

Noun capitalized: Executive Ball Clicker

Executive Ball Clicker (plural Executive Ball Clickers)

1. Synonym of Newton's cradle.
   • Continuous Collisions of Newton's Cradle (Executive Ball Clicker) in CMS2010, Akizo Kobayashi, Fumiko Okiharu, “Active Learning Approaches by Visualizing ICT Devices with Milliseconds Resolution for Deeper Understanding in Physics”, in AIP Conference Proceedings, volume...
   • When executive desk toys first began to appear, they tended to be ornamental gadgets made from such endlessly fascinating materials as sand and magnets. The Newton's Cradle or "Executive Ball Clicker," which demonstrates physics principles of momentum and energy, has been sold since the 1960s.2012 September 4, Rose Hoare, “Toy story: Office playthings come of age”, in CNN International

   Synonyms:

   Newton's cradle