The following resources have been provided by vendors to the academic community due to the COVID-19 crisis. Access is temporary, through the end of May or June, and often requires that you create an individual account for access. It is often best to identify the publisher of your textbook to see how electronic versions are made available. If you need help, feel free to ask via chat or email.
The following collections of e-books are always freely available as open access or public domain content:
The following open educational resources include lesson plans, activities, videos, and slides that may be used and adapted for courses.