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Open Educational Resources: Find OERs by Subject

A guide to textbooks, course materials and multimedia which are free or or low cost for educational use. These resources were created with the intention of being widely used and are legal to use in courses with proper citation.

Can't Find What You Need?

If you still don't see an open textbook or resource for your course, contact your Personal Librarian.

About Open Content

For a general search visit the "Find Open Textbooks" page of this guide. For resources by subject, select your subject from the dropdown menu or left-side navigation on this page. 

Searched and still can't find the right resource for your course? Ask a Librarian. TTU Libraries can help your search or help you develop a new free or affordable resource.
 

Acknowledgements

Resources by subject pages were created using content from the University of Oklahoma under CC-BY-SA.