Get Free Course material for 90+ Subjects
World Lecture hall is an initiative by The University of Texas at Austin has huge collection of free course materials. They do not host any course materials but they point to materials of other universities. They cover wide range of areas, from accounting to Statistics, anatomy to zoology and other 80+ areas. Some of the courses has audios, videos, assignments, lecture notes and exams. By using advanced search option you can choose kind of material you prefer. Check it out here.
Note: Some Course links are broken.