Oh for the Wings of a Mammoth (Flight, airplanes air pressure) (1x13)
Exibido em:: Set 09, 2004
Frank and Pilbeam try to help Brenda run an awning factory while the owner is away on vacation; but stumble on the principles of flight when an awning, tied to a mammoth's back, catches the wind. The Inventor teaches them how to turn this to their advantage. Topics covered: air pressure, flight, aeroplanes, wind.
