The AH-64 Apache helicopter is an amazing military machine. Readers learn all about it in this detailed guide to one of the most impressive examples of U.S. military might in the air. As readers learn about the design, features, and history of this helicopter, they strengthen their understanding of essential STEM topics. In addition, the accessible main text and helpful quiz at the end of the volume allow readers to develop their vocabulary and comprehension skills with the help of a high-interest topic.