The Usborne book of secret codes
The Usborne Book of Secret Codes features all kinds of codes and secret writing to learn, gadgets that young readers can make for coding and decoding messages and hints on how to pass top secret in…
- Edition
- -
- ISBN/ISSN
- 0590631527
- Collation
- 32 pages : illustration ; 24 cm
- Series Title
- -
- Call Number
- 652 OBR
Codemaster #2 : how to write and decode More secret messages
This book contains fourteen new tricky codes all designed to help you keep your secrets safe.
- Edition
- -
- ISBN/ISSN
- 9780439761192
- Collation
- 70 pages : illustration ; 19 cm
- Series Title
- -
- Call Number
- 652 MIL
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