Top Secret Files: The Cold War, Secrets, Special Missions, and Hidden Facts About the CIA, KGB, and MI6

Poison dart umbrellas and cyanide guns were all a part of the arsenal of tools used by spies of the Soviet KGB, American CIA, and British MI6, but you won't learn that in your history books! Learn the true stories of the Cold War and how spies used listening devices planted in live cats and wristwatch cameras. Discover how East Germans tried to ride zip lines to freedom, while the Cambridge Four infiltrated Britain and rockets raced to the moon. Then make your own submarines and practice wr...