The product is a trade paperback textbook titled “BJU Earth Science, 4th Ed.” by authors Rachel Santopietro and R. Terrance Egolf. Published by BJU Press in 2012, this book focuses on Earth Science and is written in English. It is designed for homeschooling purposes and covers topics related to Earth Sciences. The 4th edition of this book is the latest version available to readers interested in learning more about the subject in an accessible and informative format. *** BJU Earth Science, 4th Ed. by Santopietro & Egolf (2012, Trade Paperback) is in good condition. It has fewer than 10 pages of highlighting and notes in column.