DirectoryKnowledge.com provides a list of websites related to education, knowledge including degrees, schools, services, software, textbook, language, methods and theories.

Academic Competitions

Listings
Hosts competitions for high school and college-level teams.
http://www.naqt.com/
Official site of the National Spelling Bee with general information, rules, results, and more.
http://www.spellingbee.com/