
Open Educational Resources (OER) are "teaching, learning, and research resources that reside in the public domain or have been released under an intellectual property license that permits their free use and re-purposing by others."
From The William and Flora Hewlett Foundation
“Community college students taking multiple OER courses earned more credits and similar grades than students who took no OER courses and reported high engagement with course materials; effort saved students $10.7 million and was cost-effective for colleges.”
Griffiths, R., Mislevy, J., Wang, S., Ball, A., Shear, L., Desrochers, D. (2020). OER at Scale: The Academic and Economic Outcomes of Achieving the Dream’s OER Degree Initiative. Menlo Park, CA: SRI International.