Start
Educator avatar 1Educator avatar 2Educator avatar 3
Join 20,795+ educators

No cost, no catch: OpenStax life sciences

Your students can access the textbook on day one, at no cost, on a device they already own. Peer-reviewed life sciences textbooks from OpenStax at Rice University are trusted by tens of thousands of high school and college instructors. 

4 free online textbooks covering core subjects, from biology to anatomy and physiology

Free instructor resources like lecture slides, answer guides, and AP® lab manuals

Meets Title II accessibility requirements, so every student benefits

Get free access today!

Free, peer-reviewed life science resources trusted by 20,000+ educators.

✓ We don't sell your data • ✓ Unsubscribe anytime

20,795+
Educators teaching with OpenStax life sciences
3.97M+
Students learning with OpenStax life sciences
$313.2M+
Student savings on course material costs
"Thank you very much! It is my dream to go into [synthetic] biology. For that I need a great foundation in biology. Thank you!"
Testimonial author
A. Singh
Biology student

Why OpenStax?

3 reasons life science instructors choose us. 

1

Build scientific understanding

Life Science students must interpret complex systems, connect biological processes, and apply scientific reasoning. We support that.

High school through college level

Clear explanations with high-quality illustrations

Real-world STEM connections

2

Teach with trusted resources

Free, ready-to-use instructional materials save you time and easily integrate into your course. 

Lecture slides and answer guides

Customization tools

AP® lab manual 

3

Engage students with Assignable

OpenStax Assignable creates a structured digital learning experience into your classroom. 

Automatic grading and scoring

LMS integration with built-in feedback

Starting at $15 per student, per semester  

Promoting scientific literacy and inquiry

From high school through college—find peer-reviewed content that matches your curriculum.

Showing 12 of 84 titles

Video Preview

Helping students persist in challenging science pathways

Tell us a bit about yourself and we'll share information on how OpenStax life science resources can support your students, from classroom to careers. 

How assignments integrate with your LMS
What students see and experience
How auto-grading saves you time

Great teaching deserves trusted resources

Our free online, openly licensed textbooks help students grasp complex concepts, interpret scientific visuals, and engage deeply with coursework. 

Get free access today to OpenStax life sciences

Advanced Placement® and AP® are trademarks registered and/or owned by the College Board, which was not involved in the production of these resources.

Get Started Today
$15/student/semester
Sign Up