Chapter Resource File Pack: Holt McDougal Earth Science Chapter Resource File Pack Holt McDougal Earth Science With an emphasis on inquiry, Holt McDougal Earth Science provides students with opportunities to observe and apply the scientific processes for Earth science mastery. Grades: 9-12 Material Type: Resource Materials Format: Kit ISBN-13/EAN: 9780554015880 ISBN-10: 0554015889 Product Code: 1084313 National/State: National Copyright Year: 2010