We have the most comprehensive listing of open and affordable textbooks on the web, with over 600 sorted by academic discipline.
Many of our textbooks have been peer reviewed by leading academics. We have reviews in most academic disciplines.
Success stories by educators who have created or adopted open textbooks will inspire you to do it, too!
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CollegeOpenTextbooks.org is run by volunteers who are dedicated to lowering the cost of higher education by encouraging the creation and adoption of open-licensed textbooks. There are many ways, small and large, that you can help us maintain and improve this site.