16 OER Sites Every Educator Should Know -- Campus Technology | C21 learning: ideas and tools for teachers | Scoop.it
Open educational resources not only save students from triple-digit (or more!) textbook costs, but they also allow instructors to mix-and-match content for a more personalized, engaging learning experience. Here are 16 resources that offer a wide range of content and tools to help implement OER in just about any course.

Via Elizabeth E Charles, Dennis T OConnor