Newton Cradle Balance Steel Ball Physics Science Pendulum Development Educational Desk Toy Valentines Gift

 Description:

Item Name:	Newton ball
Weight:	88g
Material:	Metal
Color:	As the picture

 
Feature:
100% good quality and beautiful decoration on the desk.
Best gift for the students and office clerk.
The teaching supply on the physics class of law of conservation of momentum.
 
Using ways:
Use one steel ball to collide the other steel balls,the last one will be bounced.
Use two steel balls to collide the other steel balls,the last two balls will be bounced.
And the other patterns.
 
Included:
1*Floating football

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