Description:

Pendulum ball, so some simple assembly work is needed before using it. After you have assembled it, you will play it with a great sense of accomplishment.
How to Use:To make the glass balls move,just push it slowly with the supplied strip, then gently loosen it.
Desk Office Decoration: Show some character and express your science and physics with this decorating your office space.
Educational Toy: Use this in class and share with your friends and family the exciting physics and science.
Quality Materials: made of durable and metal, also good for birthday gift and toy .

Specification:

Material: , Metal

Color: Black

Size Chart:

13.5cmx11.5cmx13.5cm/5.31inchx4.53inchx5.31inch

Package Includes:

1 Metal cradle Balance Ball 

Note:

Please allow slightly errors due to manual measurement and different monitors.