As defined by the Massachusetts Dept. of Higher Education in its OER InitiativeOpen Educational Resources (OER) are teaching, learning and research materials in any medium—digital or otherwise—that reside in the public domain or have been released under an open license that permits no-cost access, use, adaptation and redistribution by others with no or limited restrictions. 


Visit our website HERE for more information on these accessible, affordable alternatives to traditional copyrighted textbooks and course related materials.