Monkeyjack Newton'S Cradle Balance Balls Physics Science Classroom Puzzle Desk Toy Lab Teaching Aids With Mirror Base  (Multicolor)

MonkeyJack Newton's Cradle Balance Balls Physics Science Classroom Puzzle Desk Toy Lab Teaching Aids with Mirror Base Classic Executive Desk Toy - Newton's Cradle, version of Colliding Balls | Kids educational physics science toy?the principles of Conservation of Momentum and Energy | Pull back one or more of the balance balls, release them and the same number of balls will swing up on the opposite side. | Great artworks for home or office desktop ornaments, also birthday gift christmas gift for your children | Sail type and the base of mirror design?Newton Cradle Balance Ball Desk Physics Science Toy Home Office Crafts Description: - Classic Executive Desk Toy - Newton's Cradle, version of Colliding Balls - Kids educational physics science toy?the principles of Conservation of Momentum and Energy - Pull back one or more of the balance balls, release them and the same number of balls will swing up on the opposite side. - Great artworks for home or office desktop ornaments, also birthday gift christmas gift for your children - Sail type and the base of mirror design?Newton Cradle Balance Ball Desk Physics Science Toy Home Office Crafts - Material: Metal, Plastic - Color: GreenSpecification: - Length?17cm/ 6.69inch - Heigth?14cm/ 5.51inchPackage Includes:1 Set Newtons Cradle Balance Balls ToyNote:Due to the manual measurement, please allow 1-5mm differences in sizeDue to the light and screen difference, the item's color may be slightly different from the pictures. Please understand