DIY 물 로켓
Gelsonlab HSTM-009 줄기 교육 DIY Water Rocket 실험 데모
설명 :
DIY 물 로켓 is a Science products Using water and compressed air, Water Rocket flies with the same basic concept as real rockets. By adjusting the amount of air and water, the distance of flight can be varied. Let's learn about air pressure and how it works!