Useful OER websites are listed below. Many of the textbook resources in the CAS, COBA, and COEHD portals were located with these links.
Please check our curated lists in those portals first. If you do not find a book that fits your course needs, feel free to search the sites below.
Hermann. 2014. Textbooks. https://pixabay.com/photos/books-education-school-literature-441866/
geralt. 2017. Search Bar Image. https://pixabay.com/photos/team-human-business-businessman-2954004/
geralt. 2017. Problem Solution. https://pixabay.com/photos/problem-solution-help-support-2731501/ 
TheDigitalArtist. 2018. Blackboard Idea. https://pixabay.com/photos/blackboard-think-education-idea-3707297/