Offers children an inside look at the dangerous and exciting world of espionage, describing the methods, equipment, and weapons used by spies around the world and throughout history.
An illustrated introduction to cryptography and ciphers that discusses the history of codes, code breaking technology, the Code Talkers, and the ways codes are used during the early twenty-first century.
An inside look at the world of espionage, profiling some of history's best known spies, including Belle Boyd, Harriet Tubman, Sydney Reilly, Mata Hari, Julius and Ethel Rosenberg, and others.
