sobota, 1 listopada 2025

Başak Evcin Altıeylül Science and Art CenterWeather Investigators and Fall Projects

 


at
Labels:

Brak komentarzy:

Prześlij komentarz

Subskrybuj: Komentarze do posta (Atom)

Dorota Stanałowska/Primary School No.4 Bolesławiec POLAND

  We designed balloon rockets and tested their flight. The balloons flew because they "defeated" gravity with the force of air.🎈...