Apache24s: A Tale of Two Propellers (Science Olympiad FLIGHT) #AeroMartin #scienceolympiad
18:49
Jetco Eaglet small rubber powered endurance airplane
17:50
Variable pitch props for indoor airplanes.
21:32
Invenção incrível - Esse drone vai mudar tudo
2:36
THE UNORTHODOX DESIGN THAT FLIES?? Apache24s3 (Science Olympiad FLIGHT)#AeroMartin#scienceolympiad
24:11
How to make F1D
20:40
Mini Relógio Gigante de Mármore que marca as horas usando bolinhas de gude - Ainda muito grande
16:57
I Built the World's Biggest Hydrofoil Board
20:13