This title examines the dropping of atomic bombs during World War II, focusing on their development and testing, the bombing missions, and the bombs' destruction and legacy. Compelling narrative text and well-chosen historical photographs and primary sources make this book perfect for report writing. Features include a glossary, a selected bibliography, websites, source notes, and an index, plus a timeline and essential facts. Aligned to Common Core Standards and correlated to state standards. Essential Library is an imprint of Abdo Publishing, a division of ABDO.