O*NET Interest Profiler
http://www.onetcenter.org/IP.html
The O*NET Interest Profiler (IP) is a self-assessment career exploration tool that can help you discover the type of work activities and occupations that you would like and find exciting. You identify and learn about broad interest areas most relevant to yourself. You can use your interest results to explore that field of work.

Careerzone Self-Assessments
http://www.cacareerzone.org/assessments
Careerzone Self-Assessments offer 3 excellent self-assessments designed to help you find careers that match your personality and interests.

CAREER APTITUDE TESTS

These aptitude tests can be useful in identifying possible occupations and career options to consider.

Career Planning
http://www.gcflearnfree.org/careerplanning
A free tutorial from LearnFree.org which will "walk you through three simple steps to a better career". For additional topics, use this link: http://www.gcflearnfree.org/topics