50 Secret Codes (Usborne Activity Cards)

Author(s): Emily Bone

Puzzles and Games

A set of activity cards to unleash the inner code-breaker in all of us. It contains a combination of codes such as Semaphore and Morse code, as well as historical codes including the 'Grid code' used in the American Civil War and Ancient Egyptian hieroglyphics and traditional codes such as number replacement and alphabet switching codes.


Product Information

General Fields

  • : 9780746089125
  • : Usborne Publishing, Limited
  • : Usborne Publishing, Limited
  • : January 2008
  • : 154mm X 98mm
  • : United Kingdom
  • : books

Special Fields

  • : English
  • : 50
  • : full colour illustrations throughout
  • : Emily Bone
  • : Paperback
  • : Sam Meredith