The Puzzle Addict s Book of Codes is part of a new series of fun books aimed at puzzle fans of all ages who need a fresh challenge after Su Doku and the rest. The puzzles start off fairly straightforward and work up to the fiendishly difficult as you become more familiar with how they work. · Level One-Standard Cryptograms · Level Two-Keyed Cryptograms · Level One-Warm-Up Puzzles · Level Two-More Challenging Puzzles · Level Three-Very Challenging Puzzles · The Enigma Code · The Rosetta Stone · The Lincoln Cipher · Psalm 46 · The Beale Ciphers · England Expects · The Playfair Cipher