Let’s face it: reimbursement is complicated. If reimbursement had a relationship status on Facebook, it would literally be, “it’s complicated.”

Like many other students being exposed to reimbursement for the first time, you are probably wishing for someone to break it down to the basics, so that it’s easy to understand. Well, you’re in luck, because the Khan Academy has done just that.

This online collection of video micro-lectures was started by Salman Khan, a graduate of MIT and Harvard Business School.  Khan created a few videos to help his cousin learn math. Over the past eight years it has grown into an enormous online education institution covering a number of different topics.

The best part?  It’s all free. Want to see it?  Check out these explanations of Medicare and Blue Cross/Blue Shield.