View Spread Poisoned Planet Planet Earth RL Grades 5-8 IL Grades 5-8 Details: Product type: Paperback Book 6-Pack ISBN: 978-1-4358-2675-5 Author: August Greeley Copyright: 2009 Reading Level: Grades 5-8 Interest Level: Grades 5-8 Lexile: 1000L Dimensions: 6" x 9" Paperback Book — $9.25 / $7.90 6-Pack — $55.50 / $47.40