Pous, Dinorah, Blue Planet level 3 : English through Science / Dinorah Pous. - Boston : McGraw Hill , 2003. - 160 pages : col. ill. ; 28 cm. ISBN: 978-0071-250320 Index Terms--Curriculum Objective: living-nonliving things- plants- animals- healthy habits-dinosaurs Dewey Class. No.: 500 / P867