Why Study with Official ACT® Prep Guides?

For more than 60 years, the ACT test has helped millions of students evaluate their academic skillsets and overall college or university readiness. Wiley is proud to publish the Official ACT® Prep Guide and separate Subject Guides in partnership with ACT so you can study confidently with materials that help you:

1. Understand official testing format, timing, and overall procedures.
2. Answer questions efficiently.
3. Learn exactly what you need to know to succeed on test day.

The Official ACT® Prep Guide 2022-2023

Get 7 full-length practice tests (6 in the book and a bonus test online), 400+ online flashcards, a customizable online test bank, and more—all included with your “Big Red Book” purchase.

The Official ACT® Prep & Subject Guides 2022-2023 Complete Set

Bundle and save big! Get the latest Official ACT® Prep Guide and online companion resources PLUS all 4 Subject Guides for the ultimate study experience.

The Official ACT® English Guide, 2nd Edition

The Official ACT® English Guide, 2nd Edition

Access your online test bank, brush up on grammatical terms, and work through targeted practice for the English section of the ACT.

The Official ACT® Science Guide, 2nd Edition

The Official ACT® Science Guide, 2nd Edition

Access your online test bank, learn to effectively read graphs, charts, and data for your upcoming test, and review using in-depth examples of each passage type for the science section of the ACT.

The Official ACT® Mathematics Guide, 2nd Edition

The Official ACT® Mathematics Guide, 2nd Edition

Access your online test bank, practice with real ACT math questions organized by type, and get a detailed overview of the entire mathematics section of the ACT.

The Official ACT® Reading Guide, 2nd Edition

The Official ACT® Reading Guide, 2nd Edition

Access your online test bank, get tips for reading quickly while retaining key information, and boost your understanding with 200 new questions and explanations for the reading section of the ACT.

Why Is the Official ACT® Prep Guide Right for You?

Your road to college is unique. That’s why the Official ACT® Prep Guide goes beyond the book itself with a toolbox of customizable online study resources via the award-winning Efficient Learning platform. Through the one-time-use PIN code inside your book, you’ll receive a full year of access from date of activation to…

Hundreds of Practice Questions
Hundreds of Practice Questions

Your Official ACT® Prep Guide includes 6 authentic, full-length practice tests in the book and a bonus 7th online. Treat these tests as dry runs for the big day or use them as a pool of questions for extended practice—whether you’re working in your book or online, we’ve got you covered with real tests from the makers of the ACT.

Exclusive Lessons and Assessment Content
Exclusive Lessons and Assessment Content

The ACT Prep online experience is built on our state-of-the-art adaptive learning platform named the “Best College and Career Readiness Solution” from the 2021 SIIA CODiE Awards—the only peer-recognized program honoring education products for achieving excellence and innovation in technology. Study with short, digestible lessons that fit into your hectic schedule.

Mobile App for Online and Offline Studying
Mobile App for Online and Offline Studying

Study on the go with the convenient Efficient Learning mobile app. Compatible with both Apple and Android devices, the app gives you the power of your lesson content, practice tests, and digital flashcards in your pocket.