The ACT Official Prep Guide 2023/24 is a comprehensive study guide published by Wiley for high school students preparing for the ACT exam. With 1120 pages, this 1st edition book offers in-depth coverage of exam preparation, focusing on the subject areas of English, math, and science. Authored by the ACT organization, this guide is designed for advanced learners looking to improve their scores on the standardized test. It includes valuable tips, strategies, and practice questions to help students achieve their educational goals.