The following web sites may help you in your
research.

How Airplanes Fly
Look for your definitions here:

Your Own Flight: Forces of Flight
Great site about the history of flight and explains the four forces of flight.

How Airplanes Work
Simple to very technical explanations

Principles of Aeronautics 
Terrific site, with history, myths, sports and more.

What is Aeronautics?   

Off To A Flying Start   
Timeline, parts of a plane, how planes fly more

Merriam-Webster's Collegiate Dictionary

Aeronautics Vocabulary  >

NASA's Beginners Guide to Aerodynamics



Directions for Paper Airplanes



Flight Simulator:
Experiment! Change the angle of attack, thrust, and elevator and see how far you can throw a paper airplane in this neat simulator.