This site from NASA's Lewis Research Center in Cleveland, Ohio provides detailed introductory information on "aerodynamics and computational fluid dynamics" through the medium of wind tunnels. The site provides extensive information about and color pictures of the eight-by-six foot supersonic Wind Tunnel, "NASA's only transonic propulsion wind tunnel...an invaluable tool to researchers as they...

This site from NASA's Glenn Research Center in Cleveland, Ohio provides detailed introductory information on "aerodynamics and computational fluid dynamics" through the medium of wind tunnels. Geared for K-12 classrooms, describes the history of wind tunnels, how to build your own wind tunnel, wind tunnels on the Web, and several other aeronautics-related lessons.