Some search platforms allow users to search for resources that have been reviewed by others, often using established lists of evaluation criteria. Check out some options for finding reviewed OER below.
Complete textbooks that have been reviewed by a variety of college and university faculty, and can be downloaded for no cost, or printed at low cost. All textbooks are either used at multiple higher education institutions; or affiliated with an institution, scholarly society, or professional organization. Includes the OpenStax collection.
See below for lists of reviewed and accessible Open Educational Resources.