More than 400 brain-jogging puzzles give you a crash course in cryptography, while the messages reward you with the comedy of Jay Leno, Elayne Boosler, and Jerr

"A collection of 400 witty or humorous quotations along with their authors' names...have been enciphered into simple substitution ciphers with retained word div

Now you can exercise your mental muscles and your funny bone! More than 400 puzzles give you a brain-burning crash course in cryptography, while the solutions r

Cryptograms are substitution codes: every letter in the code is replaced by another. Some hints: Start with the shortest words. Break down long words into prefi

Unlock the Laughter 240 witty observations and funny sayings from such masters of laughter as Steven Wright, Oscar Wilde, and Albert Einstein are encrypted in t