Welcome to the California Open Online Library for Education (COOL4Ed)

The three State of California Higher Education Systems are working together to provide you easy access to quality free and open eTextbooks that everyone and anyone can use for teaching and learning (Learn more about how and why we're doing this)

COOL4Ed: Explore, Discover, Learn, Adopt, Adapt


Make a difference with your students by making sure they all have access to course materials on the first day of class and for the rest of their lives.