Apache24s: A Tale of Two Propellers (Science Olympiad FLIGHT) #AeroMartin #scienceolympiad
2:52
Apache24c2 - A Tribute to Prandtl 1933 Bell-Shaped Lift Distribution (SO Div. C) #scienceolympiad
2:36
THE UNORTHODOX DESIGN THAT FLIES?? Apache24s3 (Science Olympiad FLIGHT)#AeroMartin#scienceolympiad
12:38
RC contra-rotating, variable pitch prop for a Westland Wyvern
3:41
Primeira tentativa F1D
3:52
Paint Stick Plane MAIDEN FLIGHT! (crash!)
2:29
Science Olympiad: Sturdy Winder #aeromartin #scienceolympiad #indoormodelairplane
18:49
Jetco Eaglet small rubber powered endurance airplane
10:02