A Pre-Calculus textbook that focuses on mathematical techniques that are common issues for students in Calculus. This text contains many examples, ranging from basic to more complex, with exercises at varying levels of difficulty. This can be used either as a standalone Pre-Calculus textbook or as supplementary material for students in Calculus. A free .pdf version of this text can be obtained at apexcalculus.com.

APEX Calculus is a calculus textbook written for traditional college/university calculus courses. It has the look and feel of the calculus book you likely use right now (Stewart, Thomas & Finney, etc.). The explanations of new concepts is clear, written for someone who does not yet know calculus. Each section ends with an exercise set with ample problems to practice & test skills (odd answers are in the back).

This essential guide to the AP Calculus AB exam offers a full content review, special practice assignments with self-grading guidelines, hundreds of practice questions with thorough answer explanations, and more. Charts & diagrams.

Active Calculus - single variable is a free, open-source calculus text that is designed to support an active learning approach in the standard first two semesters of calculus, including approximately 200 activities and 500 exercises. In the HTML version, more than 250 of the exercises are available as interactive WeBWorK exercises; students will love that the online version even looks great on a smart phone. Each section of Active Calculus has at least 4 in-class activities to engage students in active learning. Normally, each section has a brief introduction together with a preview activity, followed by a mix of exposition and several more activities. Each section concludes with a short summary and exercises; the non-WeBWorK exercises are typically involved and challenging. More information on the goals and structure of the text can be found in the preface.

Offering effective score-maximizing strategies, the Apex Learning Guides give vital review and test-taking advice for excelling at the AP subject exams. Each edition includes one or more full-length practice tests.