Other
Aviation Internet Group: Aviation Theory
Collection of articles ranging from basic to advanced on aerodynamics theory.
Other
Ken Blackburn: Paper Airplanes
Information on paper airplane designs, history, and contests. Click on "Paper Airplane Aerodynamics" for an analysis of the world record holding paper airplane design.
TeachEngineering
Teach Engineering: May the Force Be With You: Lift
Students revisit Bernoulli's Principle (Lesson 1 of the Airplanes unit) and learn how engineers use this principle to design airplane wings. Airplane wings create lift by changing the pressure of the air around it. This is the first of...
MadSci Network
Mad Scientist Network: How Do Planes Fly Upside Down?
Question and answer regarding the physics principles that apply to a plane flying upside down.
Other
Pacifier Online: Bird Flight Basics
This site provides a simplified explanation of the physics of flight. Site provides information about lift, drag, weight, thrust, Bernoulli's Principle, and much more.
NASA
Nasa: How Things Fly
Easy to read guide from NASA on the basics of flight. Great graphics and some simulations are included.