RIVETING READS FOR CURIOUS KIDS Adams, Simon 1955- creator author. Chrisp, Peter consultant. text enk 2021 First Edition monographic eng

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95 pages : colour illustrations, colour photographs, colour maps ; 20 cm. Codes have been used for thousands of years as a way of hiding important secrets and sending mysterious messages. They are the best way of sending messages covertly and keeping information safe from enemies or nosy siblings! Learn about the fiendishly clever codes and ciphers that have been invented over the years and how even cleverer people have cracked them. Become an expert in cryptology as you follow the stories of famous codebreakers and their place in history.Codebreakers is part of the Mega Bites series, which uncovers the secrets of history, science, and the natural world. Investigate the most complicated thing in the universe - your Brain; then journey to the most mysterious as we dive into a Black Hole; and closer to home, marvel at the genius of the world's smartest Codebreakers! Whichever title you pick, you'll get the expert knowledge and fun facts you need on each topic, with every ebook including illustrations, fun stories, and anecdotes. For ages 9-11 years. juvenile By Simon Adams ; Consultant : Peter Chrisp Includes index. "First published in Great Britain in 2002 by Dorling Kindersley Limited Cryptography Juvenile literature Cryptographers Juvenile literature Ciphers Juvenile literature 652.8 9780241526583 PPAK 221025 eng