Synopsis: The famed professor of criminology, Dr. Jeffrey Lynn Quicksolve, invites you to travel with him as he and his son Junior bust crimes wide open by the simple, ingenious method of ... paying attention. You'll visit nearly 50 crime scenes, and watch as Dr. Quicksolve finds the guilty party in minutes. Then try to figure out how he did it, as you take each fact at the scene and try to see whether it's an important clue or just a distraction.

Synopsis: Help Dr. Quicksolve solve murders, burglaries, frauds, kidnappings, and other mysteries. By reading each puzzle carefully, paying attention to detail and what people say, you& ’ ll be able to catch the crooks just as quickly as the ace detective, and you& ’ ll have a lot of fun doing it.

Synopsis: Join Dr Quicksolve in matching your wits against kidnappers, safecrackers, thieves and murderers. This puzzlebook contains more than 40 devious crimes for the reader to solve, in the form of a two-page mystery story. All the mysteries feature a key clue and full solutions are provided.