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Mensa Presents Secret Codes for Kids: Over 100 Secret Messages to Solve and Crazy Codes to Crack

Robert Allen

Mensa Presents Secret Codes for Kids: Over 100 Secret Messages to Solve and Crazy Codes to Crack

Paperback (Barnes & Noble Books March 15, 1996)
Solving crazy codes and messages
ISBN
0760701725 / 9780760701720
Pages
128
Weight
12.8 oz.
Dimensions
10.9 x 8.4 in.

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