official act exam review

The only guide written by the makers of the ACT® test

Prepare for the entire ACT test experience, from registration through results, with expert advice and full practice tests straight from the test’s creator!

Two great ways to prepare:

The Official ACT® Prep Guide 2018


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  • 3 full-length practice tests
  • 400 online practice questions
  • Bestselling prep guide for the ACT test
  • Real ACT test forms used in previous years
  • Full-length practice tests to simulate the actual exam



The Official ACT® Prep Pack


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Get The Official ACT Prep Guide 2018 plus 6 months of ACT Online Prep™ which includes:

  • 2 additional online practice tests
  • More than 2,400 additional practice questions
  • Free mobile app for practice and reporting
  • Daily goals and tracking to help you stay focused
  • Personalized learning plans
  • Updated writing prompts and directions