Cozy up and dive into a world of deduction and crime-solving. Are you sharp enough to crack every case? This thrilling collection of 80 mind-bending mysteries invites puzzle enthusiasts to step into the role of detective and tackle a series of fiendish investigations that test logic, observation, and problem-solving skills. From the comfort of home, readers will solve cases involving serial killers, cybercrimes, blackmail, burglaries, and more--using just a pencil and their own brain. Each puzzle requires the reader to examine the evidence and piece together the truth. With a mix of logic puzzles, word games, spot-the-difference images, memory tests, and more, every page offers a new challenge. Created by best-selling puzzle master Gareth Moore, PhD, The Armchair Detective Puzzle Book is a mental gauntlet for aspiring sleuths. Whether following a cold trail or deciphering coded messages, the reader must rely on keen observation and deduction to solve each case.