OpenStax

OpenStax is a part of Rice University. As a nonprofit, we have served 43.4 million students across 169 countries and saved students more than $3.4 billion in education costs globally since 2012.

Every title we publish is peer-reviewed, openly licensed, and free online. Every resource we develop starts with feedback from the educators using our curriculum in real classrooms.

That is not a tagline. It is how we work.

Biology for AP Courses is designed to exceed the College Board's AP framework requirements, not just meet them. With scientific practice and AP test preparation built into every section, it gives AP teachers the flexibility they need without sacrificing depth or rigor.

Free online. Free to download. Used in classrooms across 169 countries.

Explore Biology for AP Courses: https://www2.openstax.org/org-fb-general-life-sciences

We’re proud to celebrate Chris Littel, lead author of OpenStax , on his new role as a Principal at Brentwood Advisory Group!

Chris has helped shape entrepreneurship education for learners globally through his expertise in innovation, leadership, and business strategy. We’re excited to see him continue making an impact in this next chapter!🎉

https://ow.ly/9mCy50Z2lJm

Biology 2e engages students in scientific inquiry through an evolutionary lens, with real-world applications and career connections woven throughout every chapter. Written by subject matter experts and peer-reviewed by instructors who actually teach these courses, it is free online, available as a downloadable PDF, and in low-cost print.

Whether you are teaching AP-level students or a standard biology course, Biology 2e brings the rigor and depth your students deserve, at no cost to them.

Explore Biology 2e: https://www2.openstax.org/org-fb-general-life-sciences