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Textbooks by Subject
Math
Abstract Algebra: Theory and Applications* (GFDL) (BoundCopy)
Advanced Algebra II: Conceptual Explanations1 (CC-BY) (BoundCopy)
Advanced Algebra II: Activities and Homework (CC-BY) (BoundCopy)
A First Course in Linear Algebra* (Assayer review) (GFDL) (BoundCopy)
Algebra by Boundless.com (CC-BY-SA)
Algebra is Vital by Leslie Elizabeth Buck (CC-BY-NC-SA)
Algebra 11 (CC-BY-SA)
Algebra Review (CC-NC)
Analysis by Khalagai (CC-BY-SA)
Applied Discrete Structures by Alan Doerr and Kenneth Levasseur (CC-BY-NC-SA)
Applied Finite Mathematics* (CC-BY)
Basic Algebra1 (CC-BY-SA)
Basic Analysis: Introduction to Real Analysis (CC-BY-NC-SA)
Basic Math Textbook for the Community College (CC-BY)
Basic Mathematics by Khalagai(CC-BY-SA)
Basics of Algebra and Analysis for Computer Science (custom license)
Calculus1(CC-BY-NC-SA)
Calculus*,1 by Benjamin Crowell (CC-BY-SA) (BoundCopy)
Calculus by Masenge (CC-BY-SA)
Calculus by David Guichard (CC-BY-NC-SA) Adopted
CK-12 Calculus (CC-BY-SA)
CK-12 Geometry (CC-BY-SA)
CK-12 Trigonometry (CC-BY-SA)
Collaborative Statistics*,1 (CC-BY) (See Statistics page for other statistics textbooks) (BoundCopy)
College Algebra 1  (CC-BY-NC-SA) (BoundCopy)
Diagrams, Charts and Graphs (CC-BY-NC-SA)
Difference Equations to Differential Equations (CC-BY-NC-SA)
Differential Equations by Ekol (CC-BY-SA)
Dimensions* (geometry) (CC-BY-NC-ND)
Elementary Algebra* (CC-BY) (BoundCopy)
Elementary Algebra by John Redden (CC-BY-NC-SA) (BoundCopy)
Elementary Calculus An Approach Using Infinitesimals (Assayer review) (CC-BY-NC-SA) (BoundCopy)
Elementary Linear Algebra (CC-BY)
Free College Algebra Textbook* (CC-BY-NC-SA)
Fundamentals of Mathematics* (CC-BY) (BoundCopy)
Gentle Introduction to the Arts of Mathematics (CC-BY-NC-SA)
Geometry (CC-BY-NC-SA)
Geometry by Cherinda (CC-BY-SA)
Intermediate Algebra* by Department of Mathematics, College of the Redwoods (CC-BY-NC-SA)
Intermediate Algebra*1 (CC-BY-NC-SA)
Intermediate Algebra (CC-BY-NC-SA) (BoundCopy)
An Introduction to Complex Numbers (CC-BY-NC-SA)
Introduction to Matrix Algebra (CC-BY-NC-SA) (BoundCopy)
Introduction To Real Analysis (Custom)
Linear Algebra (Assayer review) (CC-BY-SA)
Linear Algebra by Chihaka (CC-BY-SA)
Linear Algebra, Theory and Applications (CC-BY)
Linear Programming by Mtetwa (CC-BY-SA)
Math in a Sustainable Society (CC-BY-NC)
Math in Society (CC-BY-SA) (BoundCopy)
Mathematics (The Free High School Science Texts)1 (GFDL)
Mechanics by Chihaka(CC-BY-SA)
Notes on Diffy Qs: Differential Equations for Engineers (CC-BY-NC-SA)
Number Theory by Cheqe(CC-BY-SA)
A Modern Formal Logic Primer (Custom)
Numbers, Units, and Arithmetic (CC-BY-NC-SA)
Numerical Methods by Masenge(CC-BY-SA)
Numerical Methods with Applications1 (CC-BY-NC-SA) (BoundCopy)
PreAlgebra (College of the Sequoias)1 (Custom)
Prealgebra Textbook (CC-BY-NC-SA) (BoundCopy)
Precalculus: An Investigation of Functions (CC-BY-SA)
Probability and Statistics by Chege (CC-BY-SA)
A Problem Text in Advanced Calculus (CC-BY-NC-SA)
Proofs and Concepts the Fundamentals of Abstract Mathematics (CC-BY-NC-SA)
Open Trigonometry1 (CC-BY-SA)
Ratios, Proportion and Percentages (CC-BY-NC-SA)
Real Functions and Graphs (CC-BY-NC-SA)
Reasonable Algebraic Functions (terse) (GFDL) BoundCopy
Reasonable Algebraic Functions (verbose) (GFDL)
Reasonable Basic Algebra (GFDL) BoundCopy
Reasonable Decimal Arithmetic (GDFL)
Rounding and Estimation (CC-BY-NC-SA)
Squares, Roots and Powers (CC-BY-NC-SA)
Trigonometry (GFDL) (BoundCopy)
Understanding Algebra*,1(CC-BY-NC)
Vector Calculus* (GFDL) (BoundCopy)
Worldwide Differential Calculus 2009 (CC-BY-NC-ND) (BoundCopy)

 

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Accessibility reviews, as indicated by the number 1 next to the book title, are available at Accessibility reviews.
License Attributes: BY=Open w/ Attribution. CC=Creative Commons license.  GFDL=GNU Free Documentation License. GGPL=GNU General Public License.  NC=Non-Commercial. ND=No Derivative Works. PD=Public Domain. SA=Share Alike.