Holt Biology Skills Workshop: Reading in the Content Area Student Edition Holt McDougal Earth Science Softcover collection that sparks students' imaginations with thought-provoking stories that are relevant to science instruction. Grades: 6-12 Material Type: Student Materials Format: Softcover, 192 Pages ISBN-13/EAN: 9780030644245 ISBN-10: 0030644240 Product Code: 1084373 National/State: National Copyright Year: 2010