Searching for OER, can seem like a daunting and overwhelming task. Thankfully there are some search engines that allow you to focus your search efforts for OER:
Believe it or not, there are a bunch of great resources for finding OER Textbooks, in a variety of disciplines:
If you are having trouble navigating each of these OER Textbook resources, you can also use the OASIS OER Search Engine, which allows you to search a majority of these places with one search.
In addition to specific repositories focused on textbooks, there are repositories that can be used to find all types of OER:
Pikes Peak State College Libraries
Information ∞ Inquiry ∞ Learning