Content: Does this OER cover what you'd like your students to learn in the course?
Accessibility: Is the content and reading level at the right level for your students? Is it challenging enough? Is the level of technicality appropriate for your course?
Use: Is the license open? Can you share, reuse, and remix the content freely? For more information on copyright and licensing, check out the Creative Commons Licensing guide.
Quality: Is the OER peer reviewed? Can you read reviews from other instructors who teach courses like yours? Are errors corrected or noted?
Format: Does the material come in a format your students can access easily? Is special software required? Can the material be printed or purchased in print at a low cost?
Achieve.org has developed eight OER rubrics as well as an evaluation tool to help users determine the degree of alignment of OER to the Common Core State Standards, and aspects of quality of OER.