Do you have what it takes to go undercover and discover the secret world of espionage?
Spy Files stealthily slips into the shadows, exposing the communication methods of secret agents, the techniques of the decoders and the gadgets they use.
Uncover how the British cracked the codes made by the German Enigma cipher machine.
Unmask the World War II spies who hid radios in their lunchboxes!
Reveal how Morse Code was used by a spy to blink the word 'torture'.
ISBN-13: 9781845389772
Availability: 
No Longer Available
Item is obsolete and cannot be re-ordered
Published: August 2008
Reading Level: Primary
Pages: 32
Format: Hardback
Publisher: QED Publishing
Product Category: Science / Science: Technology / Science: Communications Techno
