Chemical Experiment Series (Rocket Ball) (Free Shipping)
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Fun and exciting science to create balls that is extremely bouncy. Learn about elasticity, and energy conversion is a fun and subtle way. Unique and unbelievable. Make a collision ball launcher and watch the rocket ball go MUCH higher than the height you dropped it!
- Adult supervision adviced
What comes in the box:
1x Chemical Experiment Series (Rocket Ball)
- (L x H x W) 9 x 5.5 x 9cm