Use your powers of logic, focus, memory, and attention to detail to solve these crime-themed puzzles!- You're the detective--find clues, decipher codes, unravel the mystery, and track the criminal.- Includes more than 160 puzzles.- Puzzle types include cryptograms, anagrams, addagrams, mazes, word ladders, fingerprint matches, logic puzzles, and visual puzzles that challenge your powers of observation. - Answer key is located at the back of the book. - Spiral binding, 192 pages. Will your inner detective rise to the challenge? Sharpen your pencil and start the investigation!