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! Feature:
- Adult supervision adviced Specifications:
- Packaging Dimensions: (L x H x W) 9 x 5.5 x 9cm
- Packaging Weight: 375g What's in the box 1x Rocket ball set 1x Instruction manual



EAN: 6911112513774