Silver Newton's Cradle Balls Swing Desktop toucan His arms sway as he

His arms sway as he walks

Type: Wind-up - Attached Key

Package: Small Black Gift Box - "Called to Say I Love You"

Just like the large Lilliput

Silver Newton's Cradle Balls Swing Desktop toucan His arms sway as heFirst conceived in the 17th Century, the Newtons Cradle has been a classic educational toy for generations. Demonstrating Newtons Laws of Motion, this science toy continues to fascinate young and old alike with its proof of the conservation of momentum and energy. Swing the metal chrome ball on one side to see the mysterious transfer of energy to the opposite side. Our Newtons Crade features a chrome stand, 5 metal balls, and nearly invisible wires. A