Meet the 603rd Camouflage Engineers, better known as the Ghost Army, who were trained to deceive the Germans in World War II with everything from fake tanks to loudspeakers broadcasting the sound of marching troops. Using spycraft materials, readers will discover and unravel the clues embedded in the book's text and illustrations, and uncover the mystery of Sergeant Victor Dowd's missing sketchbook.

When Charlie's older brother Joe is called up in 1942, Charlie learns about the tedium and dangers of war through Joe's letters--and his brother's bravery in dealing with a spy as D-Day approaches, finally gives Charlie the strength to stand up to the local bully.

A group of brave zoo animals must survive the London Blitz during World War II.