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

Adult and Continuing

Listings
Research and register for online and classroom continuing education courses.
http://www.classesusa.com/
Lists professional, technical, vocational, and trade schools by field.
http://www.collegedegreereview.com/
Improve your earning power, further your job prospects or increase your chances for promotion. Distance learning can help you achieve your goals. Earn your degree at a pace that is convenient for you.
http://www.classesandcareers.net
Service which allows users to search by region for courses and programs oriented toward working adults.
http://www.edupoint.com/
Provides a forum for adult students returning to college.
http://www.adultstudentcenter.com/