Book · PDF & web
OpenStaxIntroductoryAnatomy and Physiology 2e
The complete A&P textbook — every system of the human body, from cells to reproduction, free and peer-reviewed.
122h read28 ch
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OpenStax
OpenStax · Rice University · official site
Rice University's nonprofit textbook press: peer-reviewed, openly licensed books for physics, biology, economics, psychology, and more — used by millions of students.
25 courses here1,110 hours of teaching457 lectures & chapters70+ books in their full catalog
Every OpenStax course
Free, complete, and yours to keep — stream every lecture in our player or download the whole course.
OpenStaxIntroductoryBook · PDF & web
OpenStaxIntroductoryBiology 2e
The complete majors-biology textbook — from the chemistry of life to ecology — free, peer-reviewed, and used by millions.
98h read47 ch
Book · PDF & web
OpenStaxIntroductoryPrinciples of Finance 2e
The complete corporate finance textbook — time value of money, valuation, risk, and capital budgeting.
78h read20 ch
Book · PDF & web
OpenStaxIntroductoryPrinciples of Economics 3e
The complete two-semester economics sequence — micro and macro together — from the standard open textbook.
75h read34 ch
Book · PDF & web
OpenStaxIntroductoryAstronomy 2e
The complete introduction to modern astronomy — from the night sky to cosmology — free from OpenStax.
61h read30 ch
Book · PDF & web
OpenStaxIntroductoryU.S. History
American history from the first nations to the present — a complete, peer-reviewed open textbook.
54h read32 ch
Book · PDF & web
OpenStaxIntroductoryIntroductory Business Statistics 2e
Statistics for business students — sampling, confidence intervals, regression, and forecasting, with business cases.
50h read13 ch
Book · PDF & web
OpenStaxIntroductoryChemistry 2e
Two semesters of general chemistry — atoms to thermochemistry to electrochemistry — free and peer-reviewed.
47h read21 ch
Book · PDF & web
OpenStaxIntermediateUniversity Physics Volume 2
University physics, volume 2 — heat, electricity, magnetism, and circuits, the calculus-based second semester.
47h read16 ch
Book · PDF & web
OpenStaxIntroductoryEntrepreneurship
The complete entrepreneurship textbook — from opportunity recognition to funding, growth, and exit.
45h read15 ch
Book · PDF & web
OpenStaxIntermediateMicrobiology
From microbial cell structure to epidemiology and immunology — the complete open microbiology text.
44h read26 ch
Book · PDF & web
OpenStaxIntroductoryIntroduction to Business 2e
The whole business landscape in one book — economics, marketing, finance, and entrepreneurship — free and current.
44h read17 ch
Book · PDF & web
OpenStaxIntroductoryIntroduction to Sociology 3e
Sociology's core lens — from the sociological imagination to inequality, deviance, and social change — in one open book.
40h read21 ch
Book · PDF & web
OpenStaxIntroductoryPrinciples of Management
Management theory that respects practice — planning, organizing, leading, and controlling, free from OpenStax.
40h read18 ch
Book · PDF & web
OpenStaxIntroductoryPsychology 2e
The full introduction to psychological science — biology of behavior through social psychology — free from OpenStax.
37h read16 ch
Book · PDF & web
OpenStaxIntroductoryIntroductory Statistics 2e
Statistics the way it should be taught — descriptive through inferential, with real datasets, free and peer-reviewed.
35h read13 ch
Book · PDF & web
OpenStaxIntroductoryPrecalculus 2e
The complete precalculus textbook — algebra, trigonometry, and analytic geometry, everything calculus assumes.
33h read12 ch
Book · PDF & web
OpenStaxIntroductoryUniversity Physics Volume 1
Rice University's peer-reviewed university physics text — mechanics, waves, and thermodynamics, free and complete.
31h read17 ch
Book · PDF & web
OpenStaxIntroductoryCollege Algebra 2e
College algebra, complete and free — functions, exponentials, logarithms, and the algebra everything after depends on.
26h read9 ch
Book · PDF & web
OpenStaxIntroductoryPrinciples of Data Science
OpenStax's data science text — statistics meets computation, from data ethics to machine learning, free.
20h read10 ch
Book · PDF & web
OpenStaxIntermediateCalculus Volume 2
Calculus, volume 2 — integration techniques, differential equations, sequences and series, and parametric curves.
19h read7 ch
Book · PDF & web
OpenStaxIntermediateCalculus Volume 3
Calculus, volume 3 — vectors, partial derivatives, multiple integrals, and vector calculus, the complete third semester.
19h read7 ch
Book · PDF & web
OpenStaxIntroductoryIntroduction to Computer Science
The newest OpenStax title — computer science from data representation to machine learning, free from day one.
18h read14 ch
Book · PDF & web
OpenStaxIntroductoryAdditive Manufacturing Essentials
The 3D printing textbook — how additive manufacturing actually works, from processes and materials to economics.
16h read8 ch
Book · PDF & web
OpenStaxIntroductoryCalculus Volume 1
The open calculus text — functions, limits, derivatives, and integration, free from Rice University's textbook press.
11h read6 ch