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Synopsis
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.
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50 Secret Codes (Usborne Activity Cards)
Seller: MusicMagpie, Stockport, United Kingdom
Seller rating 5 out of 5 stars
Condition: Very Good. 1745605508. 4/25/2025 6:25:08 PM. Seller Inventory # U9780746089125
Quantity: 1 available