sciencetoymaker | How to Make a Hot Air Balloon Part 2 How it Flies @sciencetoymaker | Uploaded June 2009 | Updated October 2024, 6 hours ago.
Really useful updates bit.ly/2B0akSx
Links to the whole series and other science projects at sciencetoymaker.org This is Part 2 of 6 parts.
Really useful updates bit.ly/2B0akSx
Links to the whole series and other science projects at sciencetoymaker.org This is Part 2 of 6 parts.