The Common Core Science Practice Workbook: Earth in the Solar System is a intensive and comprehensive practice and review guide of the Astronomy portion of the Common Core Science exam. This is a must have book for all middle school students studying the California Common Core science curriculum. Major concepts about Astronomy, comprehension questions, and practice test questions based are emphasized. This practice workbook is designed to prepare students for the Common Core exam starting in the 2014-2015 academic school year