View Spread Addition in the Forest Uses a trip into the woods to teach basic arithmetic. Describes addends, sums, the commutative property of addition, and the associative property of addition. Also includes color photographs and a glossary of words found in the text. RL Grades 2 IL Grades 2-4 Details: Product type: Paperback Book eBook ISBN: 978-0-7614-3404-7 Author: Jennifer Rozines Roy Copyright: 2008 Reading Level: Grade 2 Interest Level: Grades 2-4 Paperback Book — $9.23 / $7.85 eBook — $32.64 / $22.85