Based on cutting-edge research of student study preferences and workflows, ASTRO 3 equips you with your ideal combination of print and digital resources to help you maximize your course success. An easy-reference, paperback textbook presents course content through visually engaging chapters while convenient tear-out Chapter Review Cards consolidate key concepts into a ready-made study tool. With the textbook or on its own, ASTRO Online allows you to explore chapter content anywhere, anytime -- including on your favorite device! Preset study resources help you prioritize your study time, or you can personalize the product with easy-to-use tags and filters. With intuitive StudyBits (TM) you can create notes from interactive content as you work through the material, and Concept Tracker helps you make, flashcards, review related content, and track your progress. ASTRO 3 delivers everything you need -- all in one place and at an affordable price.