View Spread Adventures with Atoms and Molecules, Book I Each experiment begins with a question that presents a chemistry problem for students to solve: Do molecules move? Are some molecules heavier than others? Experiment procedures are clear and easy to follow. RL Grades 5-6 IL Grades 5-12+ Details: Product type: Paperback Book ISBN: 978-0-7660-1224-0 Author: Robert C. Mebane Copyright: 1985 Reading Level: Grades 5-6 Interest Level: Grades 5-12+ Dimensions: 6" x 9" Paperback Book — $11.71 / $9.95