Open Educational ResourcesOER are teaching, learning and research materials that make use of appropriate tools, such as open licensing, to permit their free reuse, continuous improvement and repurposing by others for educational purposes.
Lyryx Open Textbooks
Lyryx offers high-quality open textbooks in the fields of accounting, mathematics, and economics. They also have optional added (paid) resources such as homeworks and quizzes to accompany the open textbooks.
The Mason OER Metafinder (MOM)
The Mason OER Metafinder helps you find Open Educational Resources. It launches a real-time, simultaneous search across 21 different sources of open educational materials as you hit the Search button.
MERLOT (Multimedia Educational Resource for Learning and Online Teaching)
The MERLOT system provides access to curated online learning and support materials and content creation tools, led by an international community of educators, learners and researchers.
Publish high-quality, peer-reviewed, openly licensed college textbooks that are absolutely free online and low cost in print. lso developed a low-cost, research-based courseware that gives students the tools they need to complete their course the first time around, and a new online math homework system with step-level feedback.
Open Textbook Library
These are textbooks that have been funded, published, and licensed to be freely used, adapted, and distributed. These books have been reviewed by faculty from a variety of colleges and universities to assess their quality. These books 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.