You don’t have to have a master’s degree — or any degree — to continue learning. And you don’t have to be enrolled in college in order to take college level courses, It’s even possible to take graduate level courses from prestigious universities. And you can do it for free.

Using open courseware, it is possible to enlarge your learning. These are courses that schools allow the public to view on an independent study basis. Open courseware can include video lectures and presentations, course syllabi, reading materials and lecture notes, and even assignment suggestions. You won’t receive credit for these classes, but if you enjoy learning, you can take classes from Ivy League school, no matter your salary. If you are interested in open courseware, here are 33 tools that can help you search, browse and bookmark so that you can enhance your learning efforts: (more…)