Aviation For Kids www.aviation-for-kids.com
Federal Aviation Administration http://www.faa.gov
Pittsburgh Institute of Aeronautics http://www.pia.edu
The Teachers Guide http://www.theteachersguide.com/Aviationlessons.html
NASA Education K-12 www.aeronautics.nasa.gov/k_12.htm
Teacher Planet http://www.teacherplanet.com/resource/aviation.php