Usborne Book of Secret Codes by Eileen O'brien

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Usborne Book of Secret Codes by Eileen O'brien

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Part of Usborne How To Guides series

Summary

An activity book which features all kinds of codes and secret writings to learn, gadgets for encoding and decoding messages, and hints on how to pass top secret information without it being intercepted. Also included is Morse code and sign language as well as invisible ink and a pocket code card.

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Usborne Book of Secret Codes by Eileen O'brien

The Usborne Book of Secret Codes features al l kinds of codes and secret writing to learn, gadgets that y oung readers can make for coding and decoding messages and h ints on how to pass top secret information without it being intercepted '

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SKU Unavailable
ISBN 13 9780746023303
ISBN 10 0746023308
Title Usborne Book of Secret Codes
Author Eileen O'brien
Series Usborne How To Guides
Condition Unavailable
Binding Type Hardback
Publisher Usborne Publishing Ltd
Year published 1997-06-30
Number of pages 32
Cover note Book picture is for illustrative purposes only, actual binding, cover or edition may vary.

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