Newton's Cradle demonstrates the conservation of momentum and energy — and it's been fascinating
people since it became available as a toy in the late 1960s. Interestingly, it's also credited with
beginning the "executive toy" market — but trust us — you don't have to be an executive to enjoy it.
measures 7 inches by 7 inches by 6 inches
junior version also available ($12.00)
for orders/enquiries click here
or phone 617.864.8188
Joie de Vivre, Cambridge, Massachusetts