Brief content:  The book "Youth Sport from Practice to Academic Area," divided into two parts (The theory of children's sports and Selected content from the theory and practice of children's sports) and 18 chapters presents a unique and coherent publication that covers the academic field of study of the child and his or her physical, mental and social development through sport. The book is result of many years of work by the problems in the area of the field of children's sports and building value framework on the importance of sport and physical education in a child's upbringing and overall life. Youth Sport and content of children growing up are explained and promoted as a value necessary for the development of individuals and society as a whole.