Code-breakers ages 8 and up will discover the language and number systems that form the basis of coding as they enjoy solving cryptic treasure hunts, deciphering secret messages, and more.
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Code-breakers ages 8 and up will discover the language and number systems that form the basis of coding as they enjoy solving cryptic treasure hunts, deciphering secret messages, and more.
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Add this copy of Games With Codes and Ciphers Format: Paperback to cart. $12.62, new condition, Sold by indoo rated 4.0 out of 5 stars, ships from Avenel, NJ, UNITED STATES, published 2019 by Dover Publications.
Add this copy of Games With Codes and Ciphers (Dover Brain Games & to cart. $30.24, good condition, Sold by Bonita rated 4.0 out of 5 stars, ships from Newport Coast, CA, UNITED STATES, published 2019 by Dover Publications.
Add this copy of Games With Codes and Ciphers (Dover Brain Games & to cart. $57.34, new condition, Sold by Bonita rated 4.0 out of 5 stars, ships from Newport Coast, CA, UNITED STATES, published 2019 by Dover Publications.
