Experiments with Gravity.
26.jpg)
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.🎈...
Brak komentarzy:
Prześlij komentarz