Pendulum Ball Toy - Fun & Educational Gift for Kids, Square Office Desk Ornament, Home Decor for Living Room & Bedroom - Perfect for Stress Relief, Focus & Relaxation

This device demonstrates the conservation of momentum and energy through a series of pendulum balls. Pull back one or more balance balls and release them, the same number of balls will swing up on the other side.Features: Pull back one or more balance balls and release them, the same number of balls will swing up on the other side. This desktop toy provides you with many entertainments, suitable for various places such as home or office. When you are tired of learning and working, you can put it on your desk, a cool and nice desk ornament for office. Excellent educational scientific tool not only shows the pendulum, but also shows the law of conservation of momentum and energy. Suitable for home decoration, study or office table and chair decoration accessories. Also suitable for birthday gift and children's toy. Specification:Condition: 100% Brand NewMaterial: ABS Plastic, Tough Fish Line, Solid Metal BallSize: S, M, L (optional)S Size:Base Size: Approx. 7.3 x 8.8 cm / 2.9 x 3.5 inHeight with Base: Approx. 9.4cm / 3.7inFrame Size: Approx. 8 x 7 cm / 3.2 x 2.8 inM Size:Approx. 14 x 11.5 x 14.5 cm / 5.5 x 4.5 x 5.7 inL Size:Approx. 17.5 x 14.7 x 18 cm / 6.9 x 5.8 x 7.1 inBall Size: Approx. 2cm / 0.8inBase Height: Approx. 2cm / 0.8inWeight: Approx. 94g-404g / 3.3 oz-14.3 ozPackage List:1 x Pendulum Ball ToyNote:1. Please allow 0-1 inch error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.

Pull back one or more balance balls and release them, the same number of balls will swing up on the other side

This desktop toy provides you with many entertainments, suitable for various places such as home or office

When you are tired of learning and working, you can put it on your desk, a cool and nice desk ornament for office

Excellent educational scientific tool not only shows the pendulum, but also shows the law of conservation of momentum and energy

Suitable for home decoration, study or office table and chair decoration accessories. Also suitable for birthday gift and children's toy