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Breaking Secret Codes
Language: en
Pages: 33
Authors: Jillian Gregory
Categories: Juvenile Nonfiction
Type: BOOK - Published: 2010 - Publisher: Capstone

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"Discusses different methods for breaking secret codes"--Provided by publisher.
Speaking Secret Codes
Language: en
Pages: 18
Authors: Sheri Bell-Rehwoldt
Categories: Ciphers
Type: BOOK - Published: 2010-07 - Publisher: Capstone

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"Discusses different methods for speaking secret codes"--Provided by publisher.
Secrets of Making and Breaking Codes
Language: en
Pages: 144
Authors: Hamilton Nickels
Categories: Technology & Engineering
Type: BOOK - Published: 2014-07-15 - Publisher: Skyhorse

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Ever since humans first began to communicate, we’ve had secrets to keep — secrets of state, war, business, or the heart. From the moment the first secret me
Break the Code
Language: en
Pages: 86
Authors: Bud Johnson
Categories: Juvenile Nonfiction
Type: BOOK - Published: 2013-05-22 - Publisher: Courier Corporation

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Simply and clearly written book, filled with cartoons and easy-to-follow instructions, tells youngsters 8 and up how to break 6 different types of coded message
The Cryptoclub
Language: en
Pages: 213
Authors: Janet Beissinger
Categories: Mathematics
Type: BOOK - Published: 2018-10-08 - Publisher: CRC Press

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Join the Cryptokids as they apply basic mathematics to make and break secret codes. This book has many hands-on activities that have been tested in both classro