Open Educational Resources

The College of Earth and Mineral Sciences at Penn State has released a number of courses with assets that can be reused and remixed. The classes are mostly in energy, geography, geosciences, meteorology, and other related disciplines

http://open.ems.psu.edu/

“The College’s open educational resources are freely available for non-commercial use under a Creative Commons license. You’ll find more information, including a link to the license, in the License section.”