The Enigma Girls: How Ten Teenagers Broke Ciphers, Kept Secrets, and Helped Win World War II

"Ah, the rare World War II history that doesn’t involve creating the bomb (apologies to Oppenheimer). Imagine you’re a teen in England during the rise of Hitler. You want to help with the war effort, so you’ve been recruited to monitor communications, break codes and catalog German intelligence information at Bletchley Park. The catch? When the war is over, you will never be able to tell anyone what you did. Candace Fleming cleverly cuts up the narratives of 10 distinct young women with additional (and fun!) spy and code-breaking information. There are pranks, dancing and romance, even alongside the difficult moments. At last, the people who helped break the German ciphers get their long-delayed day in the sun. (For ages 8 to 12)"