1Pcs Newton's Cradle Steel Balance Ball Physics Science Pendulum Desk Toys Games Desk

Features:
Made of high quality material, safe and durable to use.
Not only demonstrates a pendulum, but also shows the Laws of Conservation of Momentum and Energy.
Friction and damping effects are also observed.
Often used as a toy to amuse people.
Package Included: steel balls, plastic frames and base.
Great gift for everyone.

Descriptions:
DIY Eco-friendly,Exquisite Workmanship.
A Top Birthday,Party,Festival,etc.gifts, for friends,kids,lovers.
A nice choice to home office table decoration and teaching model.
When feeling tired of studying and working, you can stir balls to hear the clinking sound to ease;
Applicable to desk and household decoration, birthday gift.

Specifications:
Material: steel balls, plastic frames
Size: 76*90*95MMColor:Wine red+Silver

Package Included: 

1 * Plastic balance ball

 

Notes:
1. Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures.
2. Please allow slight dimension difference due to different manual measurement.