Southville International School and Colleges

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Roa, Michael L.

Environmental science activities kit : ready-to-use lessons, labs, and worksheets for grades 7-12 / Michael L. Roa. - 2nd Edition - San Francisco : Jossey-Bass., 2009 - 486 pages : illustrations ; 28 cm.

ISBN: 978-04702-39551

LC Class. No.: MAIN GE 77 / .R63 2009