Provide access to e-books and web sites for students studying algebra.

- Paul Dawkins Home PageIncludes eTextbooks, cheat sheets, and formulas for Trigonometry, Precalculus, and Algebra.

- College Algebra by Paul Dawkins. 2018College Algebra is an online version of Paul Dawkins notes for an Algebra course that he taught at Lamar University.

- Sitiz Zeager Open Source MathematicsHome to free and open-source precalculus materials. Updated, regularly

- Understanding Algebra by James W. Brennan. 2002.This text is suitable for high-school Algebra I, preparing for the GED, a refresher for college students who need help preparing for college-level mathematics, or for anyone who wants to learn introductory algebra.