Holt Science Spectrum: Physical Science with Earth and Space Science Teacher Edition Holt Science Spectrum®: Physical Science and Physical Science with Earth and Space Science Hardcover annotated text that includes traditional and alternative teaching strategies, creative reinforcement, and thought-provoking extensions. Activities are labeled by difficulty level so you can choose the ones appropriate for your students. Grades: 9-12 Material Type: Teacher Materials Format: Hardcover, 1080 Pages ISBN-13/EAN: 9780030498633 ISBN-10: 0030498635 Product Code: 1122763 National/State: National Copyright Year: 2008