Holt McDougal United States Government: Principles in Practice Student Casebook United States Government: Principles in Practice Helps students work through the Interactive Chapters of the text and provides section-level support for What You Need to Know, Case Study, and Student Simulation features. Grades: 9-12 Material Type: Student Materials Format: Softcover, 128 Pages ISBN-13/EAN: 9780554008141 ISBN-10: 0554008149 Product Code: 1206175 National/State: National Copyright Year: 2010