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Secret Codes for Kids: Over 100 Secret Messages to Solve and Crazy Codes to Crack (Mensa Presents)
Secret Codes for Kids Over 100 Secret Messages to Solve and Crazy Codes to Crack - Mensa Presents Author:Robert Allen If you like some serious detective work, then Mensa Presents Secret Codes for Kids is the perfect book for you. Test your wits against the secret agents of Mensa and learn how to decipher mind-bending codes with ... more »this devilishly clever collection. The codes are listed in random order, so you never know how difficult a problem will be. Once you have mastered the codes, delight in mesmerizing your friends and family.« less