[Machine Translation] A survey shows that one out of three students at the University of Tokyo attended the Kumon Method. In an interview the author once conducted, two out of three medical students at the University of Tokyo, the school with the highest deviation score, came from the Kumon Method. What does this mean? In this book, an education journalist who has discussed numerous schools and cram schools from a fresh perspective focuses on the Kumon Method, and discusses "Why Does Academic Achievement Grow? and "What is the difference between children who progress rapidly and those who quit? What is the difference between a child who progresses rapidly and a child who stops? The light blue signboard of Kumon can be seen in every city in Japan. Kumon's reputation has spread across the seas, and its schools are now in 49 countries and regions. The secret of the strength and surprising weakness of the world's most famous learning method will now be revealed.