This go-to study guide provides the concepts, study strategies, and practice you need to dramatically raise your ACT scores in English, Reading, and Science areas of the exam. McGraw-Hill Education: Top 50 ACT Math Skills for a Top Score, 2 edition presents the heart of each of the 50 most important concepts in this subject area. Within each topic, exercises help you build critical skills and illustrate how each concept is tested on the ACT. Written by a test-prep expert with years of experience with the SAT and ACT preparation, this easy-to-use book features: *A pretest designed to identify your weaknesses in the Math areas ACT traditionally focuses on *Two-to-four page spreads with lessons that increase your knowledge in the 50 essential skills with step-by-step sample exercises *A posttest designed to track the progress of each specific skill *A full answer key with helpful explanations *2 extra tests online. --Provided by publisher.