500 NEED-TO-KNOW TOPICS & TERMS TO HELP BOOST YOUR ACT SCORE! Now with free online access. The Princeton Review's Essential ACT provides fundamental guidance & prep with the most important terms, topics, formulas, and more for all 5 subject areas tested on the ACT--all in an effective, easy-to-use format. This set includes: * Key information for all 5 ACT test subject areas: English, Math, Reading, Science, and Writing * Subject-specific cards with terms and definitions, formulas, figures, practice examples, and more * All 500 cards accessible online when you register your purchase * 50 additional blank cards you can customize with topics for extra review With this revised edition, for the first time students get two study channels for the same price: the physical card deck, plus online access to a digital version of the same deck for even greater studying flexibility!