Mysterious Messages by Gary Blackwood
A fascinating look at history's most mysterious messages, packed with puzzles to decode and ciphers that children can use themselves. Includes the encrypted notes of Spartan warriors, the brilliant code-crackers of Elizabeth I, secret messages of the American revolution, spy books from the Civil War, the famous Enigma machine and the Navajo code talkers. As computers change the way people communicate, codes today are more intriguing than ever. From invisible ink to the CIA, this exciting trip through history is a hands-on, interactive experience.| SKU | Unavailable |
| ISBN 13 | 9780525479604 |
| ISBN 10 | 0525479600 |
| Title | Mysterious Messages |
| Author | Gary Blackwood |
| Condition | Unavailable |
| Binding Type | Hardback |
| Publisher | Penguin Putnam Inc |
| Year published | 2009-11-19 |
| Number of pages | 170 |
| Cover note | Book picture is for illustrative purposes only, actual binding, cover or edition may vary. |
| Note | Unavailable |