2003 MathStart Level 3 Negative Numbers -- Less Than Zero (Paperback)(8"x10"x0.15") by Stuart J. Murphy . Illustrations by Frank Remkiewicz ***Ages 7 Up ***UPC# 046594004994 ***ISBN-13: 9780060001261 ***Condition: Good Used ***33 Pages @S1.2;1g>read ASKU#v