250 best puzzles from the great Sherlock Holmes

Do not know what to do in your free time? Maybe you will try to imagine yourself as a detective? After all, you probably heard about the great Sherlock Holmes - the famous character of works written by Arthur Conan Doyle. Open this book - and you will learn the main secrets and tricks of real detectives. There is everything on its pages - how to conduct surveillance and how to leave it, how to remove fingerprints and make a photobot, how not to miss important evidence and use a lie detector. And most importantly - here you are waiting for fascinating detective tasks illustrated by detailed drawings. Connect logic and observation, compare the facts and find evidence, solve puzzles using the deductive method - feel like a great detective.
For secondary school age