Neagoy, Monica M. <br/><br/>Planting the Seeds of Algebra, 3–5:  Explorations for the Upper Elementary Grades  - Thousand Oaks, CA:  Corwin Press  [2015] <br/><br/><label>ISBN: </label>9781412996617 <br/><br/><label>LC Class. No.: </label>QA 135.6 N43 2014