Level 3 OERR
All of the repositories on this page have been assessed with a top score using the Open Education Resource Repositories (OERR) Rubric. The assessment process is ongoing and this page will be updated as new OERR's are added. Click here to see the full list of assessed OERRs.
Please check the licenses of any OER materials before using — every effort has been made to identify repositories that prioritize open and reusable content, but licenses may vary.
MIT Open Courseware
MIT's Open Courseware contains classroom materials from 2150 courses at MIT, including video/audio lectures, lecture notes, online textbooks, and interactive simulations.
OER Commons aggregates Open Education Resources (OER) from a large number of partnership organizations and institutions. Resources are available in every subject area and a large variety of formats (including lecture notes, lesson plans, case studies, full courses, textbooks, and more).
Jorum is a Jisc-funded repository of OER from educational institutions in the UK. All subject areas are included. The majority of resources are "narrative text", but others, such as textbooks, exercises, and computer tutorials are included as well.
Academic Earth aggregates free online courses from a number of prominent academic institutions. All subject areas are included. Most resources are video lectures/tutorials or links to open courseware (OCW) courses.
Open Education Consortium
The Open Education Consortium is a worldwide consortium of higher education institutions and other organizations. Their OER database contains links mostly to OCW courses and open textbooks.
Yale Open Courses is Yale's OCW with full courses from a variety of subject areas (mostly liberal arts). Each course includes a full set of class lectures (downloadable, with audio-only versions available, and searchable transcripts included), as well as supplementary course materials such as syllabi, supplementary readings, and problem sets.
Khan Academy offers instructional videos and practice exercises in all subject areas, with a heavy emphasis on math skills. Other subjects include science, computer programming, history, art history, economics, and more. (Note: Personal non-commercial use only; Khan Academy does not allow derivatives or adaptations and retains all copyright licensing.)
Saylor Academy contains 300+ self-paced, free courses that are built by professors and industry professionals, some of which are peer reviewed by Saylor Faculty. All courses contain learning outcomes, course information, and use a variety of learning objects, articles, and open textbooks that are freely available online. All subject areas are represented.
The Multimedia Educational Resource for Learning and Online Teaching (MERLOT) is a repository of over 40,000 learning materials, including websites, open textbooks, online courses, tutorials, and interactive resources. All materials are reviewed for relevance and all subject areas are represented. By creating a free account, users can also create Bookmark Collections and Course ePortfolios.
PRIMO (Peer-reviewed Instructional Materials Database)
The PRIMO repository contains peer-reviewed teaching materials created by librarians. It contains materials such as lesson plans, online tutorials, interactive resources, and instructional videos related to information literacy and the research process.
The Howard Hughs Medical Institute (HHMI) Biointerative site contains OER related to science topics, including medicine, anatomy, chemistry, biology, Earth science, and paleontology. It contains worksheets, slides with embedded video, podcasts, images, video lectures, apps and interactive tutorials. (Note: Personal non-commercial use only; HHMI does not allow derivatives or adaptations and retains all copyright licensing.)
InTech is a repository of almost 2500 open access books in the fields of physical sciences, engineering, technology, life sciences, health sciences, social sciences and humanities. All books are licensed as CC-BY and many are authored by researchers from some of the top universities in the world.
National Centre for Case Study Teaching in Science
The National Centre for Case Study Teaching in Science is a repository of science case studies for use in classrooms. Include active learning classroom materials such as case studies, discussion questions, games, debates, problem based learning, and role playing activities. All materials are freely available to use, but access to teaching notes and answer keys require a small yearly subscription. (Note: National Centre for Case Study Teaching in Science retains all copyright licensing, and there are some restrictions on use).