publish high-quality, peer-reviewed, openly licensed college textbooks that are absolutely free online and low cost in print

Our textbooks are being used in 56% of college and universities in the U.S. and over 100 countries, but there’s still room to grow. Alongside our efforts to expand our library, we have been taking steps toward improving student learning and advancing research in learning science. Access is just the beginning – we want to make educational tools better for a new generation of learners. Explore our map to see where we're headed...

publish high-quality, peer-reviewed, openly licensed college textbooks that are absolutely free online and low cost in print

Our textbooks are being used in 56% of college and universities in the U.S. and over 100 countries, but there’s still room to grow. Alongside our efforts to expand our library, we have been taking steps toward improving student learning and advancing research in learning science. Access is just the beginning – we want to make educational tools better for a new generation of learners. Explore our map to see where we're headed...