Silver Science Toy, Science Balance Balls Newton'S Balance B..More

Features:
??? Newton cradle demonstrates the third law of motion with swinging spheres; when one ball is lifted and released it sends force through the rest, pushing the end ball in the opposite direction.
??? Our newton's cradle desk toy is made with plastic Iron, the balls have a reflective mirror finish, and the base is a lightweight plastic.
??? These swinging kinetic balls are perfect addition to your office desk decoration accessories or teaching tool at schools. Own your very own piece of scientific history and explore significant values of physics.
??? When feeling tired of studying and working, you can stir balls to hear the clinking sound to ease. Great for home ornament, study or office desk table decor accessories, etc.Description:
1. Desk Decoration: This balance ball is a charming desk decoration that adds a beauty to your room coffee table or office. 2. Relieve Stress: This swing ball is a cool and fun game toy for office workers, can relieve their stress and avoid anxiety greatly. 3. Excellent Material: This is made of quality plastic and iron material, which has good stability and durability, ensures long service life. 4. Educate and Play: This is a perfect school educational gadget to guide children understand the meaning of conservation of energy while playing. 5. Ideal Gift: This balance ball toy with classic design is a great gift for your kid, family, friends and colleagues, etc.