Civilizations have always used scientific and technological advancements to gain an edge against rival nations. The Science of Warriors explores the science behind some of the most influential weapons, defenses, and modes of transportation in history. Easy-to-read text and vivid images bring this subject to life. Features include a table of contents, fast facts, a glossary, additional resources, and an index. Aligned to Common Core Standards and correlated to state standards. Essential Library is an imprint of Abdo Publishing, a division of ABDO.