4D Paper Airplane Group
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The 4D Paper Airplane Group is for people who love the 4D paper airplane. The 4D paper airplane is the scaled paper airplane that can also fly (http...

-How aircraft flaps work.

-Principles of flight – Part 1 : Fundamentals.


-Basic aerodynamics. 

-Basic Aerodynamics - CG and Stability.

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All aerodynamics you need to know to be a 4D modeler. videos demo for aerodynamics. #4dpa

4D paper airplane:

videos demo of aerodynamics

Real look, really fly