From breaking enemy agents' ciphers to translating long lost languages, help solve all kinds of secret codes and mysterious messages in this exciting book, which is packed with over 100 puzzles. With safe combinations to crack, computer systems to hack, and much more, there's plenty to keep young codebreakers busy on journeys, rainy days and holidays.
- ISBN10 1836052103
- ISBN13 9781836052104
- Publish Date 7 October 2025
- Publish Status Forthcoming
- Publish Country GB
- Publisher Usborne Publishing Ltd
- Imprint Usborne Publishing Ltd.
- Format Paperback
- Pages 96
- Language English