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Author
Publisher
Not Supplied
Publication Date
2008
Edition
Not Supplied
Language
English
Description
Did the Masons encode messages in walls-and even in the street plan of Washington, D.C.? Does the Hebrew Bible conceal hidden mysteries? Ingenious methods for encoding secrets have taken many amazing turns through the ages, from the military signals the Romans flashed from hilltop to hilltop, to the computer codes that guard your cash at the ATM. Pierre Berloquin, one of France's leading puzzle book authors, takes you on a tour of them all in a book...
Author
Publisher
Not Supplied
Publication Date
2021
Edition
Not Supplied
Language
English
Description
"Steganography is the art of concealing messages in plain sight. Read about invisible inks, the Cardano Grille, the use of microdots in WWI, and the butterfly maps of Lord Baden-Powell"-- Provided by publisher.
Author
Series
Publisher
Not Supplied
Publication Date
2021
Edition
Not Supplied
Language
English
Description
Beyond the Battlefield: In Beyond the Battlefield: Code Makers and Code Breakers, 4th-9th graders hear the stories of courageous and innovative people and groups who created- and cracked- seemingly unbreakable codes during times of war.
Action-Packed Stories: Not all war heroes are fighting on the battlefield. Young readers learn about the amazing, intelligent people who created important codes during times of war and those that cracked seemingly...
Author
Publisher
Not Supplied
Publication Date
2019
Edition
Not Supplied
Language
English
Description
"Codes can carry big secrets! Throughout history, lots of good guys and lots of bad guys have used codes to keep their messages under wraps. This fun and flippable nonfiction features stories of hidden treasures, war-time maneuverings, and contemporary hacking as well as explaining the mechanics behind the codes in accessible and kid friendly forms. Sidebars call out activities that invite the reader to try their own hand at cracking and crafting...
Author
Publisher
Not Supplied
Publication Date
2016
Edition
Not Supplied
Language
English
Description
"From spy missions to code breaking, this richly illustrated account of the covert operations of World War II takes readers behind the battle lines and deep into the undercover war effort that changed the course of history. From the authors who created Eyewitness to World War II and numerous other best-selling illustrated reference books, this is the shocking story behind the covert activity that shaped the outcome of one of the world's greatest conflicts--and...
Author
Publisher
Not Supplied
Publication Date
2021
Edition
Not Supplied
Language
English
Description
"Biography of Elizebeth Smith Friedman, an American woman who pioneered codebreaking in WWI and WWII but was only recently recognized for her extraordinary contributions to the field"-- Provided by publisher.
Friedman had a rare talent for spotting patterns and solving puzzles, and these skills led her to become one of the top cryptanalysts in America during both World War I and World War II. In 1916 she had been hired by an eccentric millionaire...
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