Newtons Cradle Balance Balls | Physics P
Material: Metal Ball & Shelf + ABS Base + Fishing Line
Brand New and high quality.
Newton's Cradle makes a great desktop gift.
These swinging balls will keep you occupied for hours at work.
Unique exclusive contemporary design complements any office or home decor.
Newton's Cradle is a clever device that not only demonstrates a pendulum, but also shows the Laws of Conservation of Momentum and Energy.