Направи сам водену ракету
Гелсонлаб ХСТМ-009 Образовање матичњака "уради сам" експеримент водене ракете Демонстратор
Десцртиптионс:
Направи сам водену ракету 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!