What are the ciphers?
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The book of Alexander Igorevich Monvizh-Montwid What are the ciphers? He talks about how, for many centuries, commanders, pirates, detectives and spies left secret messages. They could use invisible ink or cipher in the form of dancing men, as in the story of Sherlock Holmes, to use a newspaper sheet or grate of Cardano ... There are a lot of encryption methods and they are all interesting! Upon learning of them, you yourself will be able to make secret messages yourself, as well as puzzle over the messages of your friends.
For primary school age
For primary school age
Author:
Author:Montvizh-Montvid Alexander Igorevich
Cover:
Cover:Soft
Category:
- Category:Children's Book
- Category:Magazines & Encyclopedia
Publication language:
Publication Language:Russian
Paper:
Paper:Offset
Series:
Series: My first book about everything in the world
Age restrictions:
Age restrictions:0+
ISBN:
ISBN:978-5-17-122197-3
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