Gravity Sand Pendulum

SPECIFICATIONSBrand Name: MEADERecommend Age: 14+yOrigin: Mainland ChinaTheme: SportsProduct Name: Gravity Sand Pendulum Sand TableMaterial: Metal+Plastic+SandSize: 140x390mm/5.51x15.35in  Creative Gravity Sand Pendulum Sand Table  Painting Desktop Science and Education Toys Home Office Decoration Birthday Gifts Features: 1.Place it on table or desk, and witness the beauty of gravity and momentum at work Sand included. 2.The magic of the sand pendulum has been studied for centuries and now you can bring this unique wooden accent to your desktop. 3.Start this pendulum gently swinging, and watch the path the pendulum takes through the sand, swinging slowly back and forth into beautiful elliptical loops and whorls. 4.Different start angles provide different patterns, witness the beauty of gravity and momentum at