Open Culture contains links to hundreds of free audio books, ebooks, textbooks, movies as well as thousands of MOOCs and online courses. Also included are links to free language lessons, art images, author recordings and music.
Washington Online Open Couse Library features lectures and other materials from a variety of courses from Washington State Board for Technical and Community Colleges in a variety of disciplines, including art, history, English, psychology, sociology, economics, political science and government.
Open Yale Courses provides lectures and other materials from selected courses from Yale University. Included in OYC are courses in humanities, social sciences and physical and biological sciences. Links to lectures and other materials included.