Newton’s Cradle,izBuy Stylish Metal Craft Classic Balance Balls Psychology Puzzle Desk Toy,Fun Accessory,7 inch,5 Steel Ball System,Plastic Base,Silver Brown

Easy to play – The same number of balls will swing up on the opposite side and the clicking will go back and forth until it stops… a soothing experience you’ll enjoy. The bright color will brighten up your workspace.
Great fun, educational physics demonstrator – The Newton’s cradle is a great invention for both kids and adults,intellectual and elegant decoration for your room and office
Easy assembly is required with this simle and elegant structure – Shining Arch frame made of stainless steel, Stainless metal balls hanging on durable Nylon strings,and Vintage plastic base, can be put on your desk, shelf and more!