Thank you for viewing! A problem book specifically for the high school equivalency exam in Earth Science. - Title: High School Equivalency Workbook: Earth Science [Revised Edition] - Publisher: J-Publishing - Contents: Fully covers the necessary content for the high school equivalency exam. - Features: Allows for problem practice according to level. - Purpose: A preparation book to achieve a passing score. There are some writings, but they are in pencil, so please erase them with an eraser before use.