World History: Patterns of Interaction Standards Enrichment Workbook Teacher Edition Modern World History World History: Patterns of Interaction The California Standards Enrichment Workbook, Teacher's Edition provides the answers to accompany the student workbook. Grades: 9-12 Material Type: Resource Materials Format: Softcover, 152 Pages ISBN-13/EAN: 9780618582778 ISBN-10: 0618582770 Product Code: 210271 National/State: California Copyright Year: 2006