OER or Open Educational Resources are free and openly licensed educational materials (i.e. textbooks, assignments, lesson plans, etc.) used for teaching, learning, and research.
Adopting OER in the classroom can increase experimental pedagogy and increase the affordability of a college education.
Open Educational Resources (OER) are either in the public domain or licensed for maximum use and reuse by the copyright holder.
The standard licenses for OER are Creative Commons licenses. Creative Commons is a set of copyright licenses designed to protect those who wish to publish their works in an open access environment. There are different licenses that protect the copyright holder and allow for different forms of use and reuse.