Columbia University has an incredible collection of free courses that you can take from home! This is a great way to explore the world of academia or to learn new skills.

List of free certification courses from the top universities from across the globe. Free courses and tutorials from Harvard University, Massachusetts Institute of Technology, University of California, and Michigan State University.

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With so many free online courses available, there's no excuse not to learn something new. Here's a list of the best free online MOOC courses that are available right now.