Open Culture highlights the Top Five Collections of Free University Courses.

The post features open course material and videos from University of California Berkeley, Yale, Massachusetts Institute of Technology, Indian Institutes of Technology and Stanford University.

The world's top universities are giving their course content away for free.

When will NUS jump in?

The availability of this content provokes further questions: What is the true value of a university education? Is it that piece of paper students get at the end of their course of study? Or is it the interactions that students have with their lecturers and tutors? Or something else?

UPDATE 09102008 Cambridge and Oxford get in on the act too.