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50 Secret codes

Bone, EmilyMeredith, Sam(Illustrated by)
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A wonderful set of wipe-clean activity cards for aspiring code-breakers!

Includes Semaphore and Morse code, "Grid code" used in the American Civil War, Egyptian hieroglyphics and traditional number replacement and alphabet switching codes.

Each card contains information about the code, an explanation of how it works and fun coding activities.

Includes a special pen to write on the cards.

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Product Details
Usborne Publishing Ltd
0746089120 / 9780746089125
Cards
29/02/2008
United Kingdom
English
50 pages
118 x 160 mm, 310 grams