How to Build a RC Helicopter:
http://www.youtube.com/watch?v=ccD9zCBMeS0
How to Build a Flying Crank Ghost:
http://www.youtube.com/watch?v=8yY_l2fyGns
How to Build a Controllable Airplane/Rocket:
http://www.youtube.com/watch?v=NntvQKCzKaE&ctbm
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