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™ 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.