Each title opens with an account of a dramatic battle or operation, followed by chapters about its featured warriors’ history, recruitment and training, weapons and tactics, and lifestyle. The volumes are clearly designed and written with the Common Core State Standards in mind. The texts are paired with captioned. . . photos and reproductions and maps. Sidebars include primary-source excerpts, additional facts, and/or prompts to elicit critical-thinking skills. “Stop and Think” sections at the end of each title suggest independent research and writing activities. . . . The set is accurate and informative enough for research projects and reports…