View Spread Producers in the Food Chain Focus on Science RL Grades 3-4 IL Grades 3-6 Details: Product type: Paperback Book 6-Pack ISBN: 978-1-4042-5209-7 Author: Alice B. McGinty Copyright: 2005 Reading Level: Grades 3-4 Interest Level: Grades 3-6 Lexile: 820L Dimensions: 7 5/8" x 7 1/8" Paperback Book — $10.40 / $8.85 6-Pack — $62.40 / $53.10