Choose Your Own Adventure SPIES: Harry Houdini by Katherine Factor puts YOU in the shoes of America's first famous magician, Harry Houdini, also known as The King of Cuffs. 9-12 year old readers will enchant audiences across the United States with death-defying stunts, live escapes, and thrilling face-offs with local police. Choose Your Own Adventure SPIES: Harry Houdini is an interactive adventure book in which YOU decide what happens next. You are a famous magician. You are known to challenge local police to defy your skills by locking you up. Reporters follow this story, and so do jealous rivals. But one follower of your magic act has a serious request: with all of your sleight of hand and intelligence, will you, Harry Houdini, the famous magician, become a spy to learn information abroad and help the United States?