OERs and Open Online Courses by Stephen Downes show different free online college courses. This would be a great tool to look at Chemistry notes, tutorials, quizzes to help clarify the material about Chemical Reactions.
MCAT study tip from The Gold Standard MCAT Prep. Complete MCAT online courses with videos and practice tests, MCAT textbook with free online access to study resources as well as tools like MP3s, MCAT flashcards and iPhone apps. http://www.mcat-prep.com/
Budgeting principles, financial goal setting, managing money. Daunting subject matter. Daunting statistics. 64% of Young Adults say that financial fitness is more important than physical fitness.† 55% of teens say they want to learn more about how to manage their money.†† 93% of Americans believe financial literacy education should be a required class for all High School students.†††
Courses are designed to be interesting, fun and rigorous. They are the best online courses, from the best professors and the best schools, spanning dozens of subjects. Some edX courses now offer ID verified Certificates of Achievement.