ACT Prep Book 2025-2026 with Practice Tests – 3 Full-Length Exams, 250+ Online Video Tutorials, ACT Secrets Study Guide for the English, Math, Reading

Mometrix Test Preparation’s ACT Prep Book with Practice Tests – ACT Secrets Study Guide is the ideal prep solution for anyone who wants to pass their ACT Test. The exam is extremely challenging, and thorough test preparation is essential for success. Our study guide includes:

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The Mometrix guide is filled with the critical information you will need in order to do well on your ACT exam: the concepts, procedures, principles, and vocabulary that ACT Education Corp. expects you to have mastered before sitting for your exam.

The English section covers:

The Mathematics section covers:

The Reading section covers:

The Science section covers:

The Writing section covers:

…and much more!

Our guide is full of specific and detailed information that will be key to passing your exam. Concepts and principles aren’t simply named or described in passing, but are explained in detail. The Mometrix ACT study guide is laid out in a logical and organized fashion so that one section naturally flows from the one preceding it. Because it’s written with an eye for both technical accuracy and accessibility, you will not have to worry about getting lost in dense academic language.

Any test prep guide is only as good as its practice questions and answer explanations, and that’s another area where our guide stands out. The Mometrix test prep team has provided plenty of ACT practice test questions to prepare you for what to expect on the actual exam. Each answer is explained in depth, in order to make the principles and reasoning behind it crystal clear. All 3 practice tests are available to take in online interactive format, allowing you to immediately score your test and see what you got wrong. We’ve also printed 1 practice test in your guide for offline reference.

Many concepts include links to online review videos where you can watch our instructors break down the topics so the material can be quickly grasped. Examples are worked step-by-step so you see exactly what to do.

We’ve helped hundreds of thousands of people pass standardized tests and achieve their education and career goals. We’ve done this by setting high standards for Mometrix Test Preparation guides, and our ACT Prep Book with Practice Tests – ACT Secrets Study Guide is no exception. It’s an excellent investment in your future. Get the ACT review you need to be successful on your exam.