Curveball: The ACT finally released the Real ACT Prep Guide, 4th Edition but they named it the Official ACT Prep Guide.And that's where the creativity ends. (Quick note: this review applies to the 2016-2017 edition. You can find our review of the Official ACT Prep Guide 2018 edition here!) The backbone of the course is our video explanations for over eight real ACT tests: for the Free 2017-2018 ACT Practice Test, for The Official ACT Prep Guide (including 400+ bonus questions), and for the five exams in the Real ACT Prep Guide (3rd Edition)***. In these videos, Brooke explains each and every question. Best ACT Prep Books 2019. Posted by Allen Cheng | Nov 3, 2018 12:00:00 PM. The Official ACT Prep Guide 2018-2019. Testing a single grammar skill in this format can be misleading practice for the real test. For example, if you know the section is focusing on subject/verb agreement, you I'm talking about The Real ACT Prep Guide 3rd Edition with 5 Practice Tests. It's no longer sold on Amazon, and the Black Book pretty much requires it. It's no longer sold on Amazon, and the Black Book pretty much requires it. The Official ACT Prep Guide, 2018 Edition, Revised and Updated is the must-have resource for college bound students. The guide is the go-to handbook for ACT preparation and the only guide from the makers of the exam. The book and online content includes the actual ACT test forms (taken from real ACT exams). The Official ACT Prep Guide, 2018 Edition, Revised and Updated is the must-have resource for college bound students. The guide is the go-to handbook for ACT preparation and the only guide from the makers of the exam. The book and online content includes the actual ACT test forms (taken from real ACT exams). All test names and other trademarks are the property of the respective trademark holders. None of the trademark holders are affiliated with, or in any way endorse, Socrato.com. The only online program designed exclusively by ACT test developme