@sciencetoymaker Im pretty stuck with this project, In fact it tried it in air conditioned room but no success again. I believe im missing some important factor of making hot air balloon. If i can send you my experiment pictures by mail, may be you can help me finding the missing factor??
@sciencetoymaker Im pretty stuck with this project, In fact it tried it in air conditioned room but no success again. I believe im missing some important factor of making hot air balloon. If i can send you my experiment pictures by mail, may be you can help me finding the missing factor??