A list of open access and free e-books maintained by National University of Singapore Library.
A collection of shareable course materials, including syllabi, course activities, readings, and assessments designed by teams of college faculty, instructional designers, librarians, and other experts. All materials are shared under a Creative Commons (CC BY) license.
Your guide to FREE educational media. Find thousands of free online courses, audio books, textbooks, eBooks, language lessons, movies and more.
Open Learning Initiative from Carnegie Mellon offers full courses along with research data about the educational effectiveness of those courses.