2006 Harcourt Science Grade 1 Earth Science Units C and D -- Teacher Edition (TE)(Spiral) by Michael J. Bell, Michael A. DiSpezio, Marjorie Frank, Gerald H. Krockover, Joyce C. McLeod, Barbara Ten Brink, Carol J. Valenta, & Barry A. Van Deman ***ISBN-13: 9780153435652 ***Condition: Good Used--quality @sci17.3
