Bol'shaia kniga testov na razvitie intellekta - Di Spetsio M.

You can study in detail the most amazing part of your body. What does your brain look like, what tasks does it perform, and how does it do it? These interesting facts, experiments, tests and puzzles will help you to answer these intriguing questions and many others. You don't have to worry about your brains anymore! Read "The Big Book on the Development of Intelligence" and find out for sure.