Accounting
Art
Business
Computer Software
Criminal Justice
Dental
Early Childhood
Economics
English
General
History
IT
Mathematics
Medical
Music
Office Technology
Philosophy
Psychology
Science
Sociology
Speech
Welding
World Language
InTech
A large open access publisher of books and journals in the fields of Science, Technology, and Medicine. The publisher currently has over 2000 books and 6 journals available for download. All resources are freely available in PDF format and have unrestricted free use.
Open Textbook Network (Sciences)
PhET Interactive Simulations for Science and Math
Kahn Academy Science
National Science Digital Library
WebAntomy Interactive tutorials and self tests on various body systems
Source: University of Minnesota
Kahn Academy - Health & Medicine Videos, quizzes, flashcards, lectures
MERLOT Anatomy & Physiology Quizzes
OpenStax - Anatomy & Physiology Textbook