Internat. Space University
International space university
http://www.isunet.edu/
ESA Education
Esa's education site has news and resources for students and teachers on space science, earth observation, launchers, as well as classroom tools, projects and competitions for students.
http://www.esa.int/education
Delft TopTech
Delft TopTech
http://www.delft-toptech.nl/
JSC NASA Education
JSC NASA Education
http://education.jsc.nasa.gov/
NASA Education
Welcome to knowledge management
http://education.nasa.gov/
Space School
Space School
http://school.discovery.com/lessonplans/browse/galls03.html
NASA Quest
An educational, interactive, multimedia web environment highlighting nasa careers and astrobiology research in the areas of: astronomy, geology, atmospheric sciences and biology.
http://quest.arc.nasa.gov/projects/astrobiology/astroventure/avhome.html
Spaceflight
Spaceflight
http://spaceflight.nasa.gov/outreach/era.html