According to OER Commons, open educational resources (OER) "are teaching and learning materials freely available for everyone to use, whether you are a teacher or a learner."
You can learn more about OER on the OER Commons website linked below or through the videos to the right.
Two brief videos that introduce the concept of open education and open educational resources.
Why Open Education Matters from Blink Tower on Vimeo.
Password: OER from Laura Rachfalski on Vimeo.