1993 Physical and Chemical Changes Grades 5-9 (Paperback)(10.8"x8.35"x0.25") by Edward P. Ortleb & Richard Cadice ***Contents: *20 Activities *12 Transparencies *Teaching Guide ***MP4739 ***UPC# 050487047395 ***ISBN-13: 9781558630628 ***Condition: Good Used @sci17.2side;1vg>sicsupg5-9 ASKU#v