This study explores the role of judo as a tool for developing the psycho-emotional and physical qualities of children in primary school age (8–12 years). The research applies a systematic and pedagogical approach through a specially designed test battery for evaluating motor and psychological parameters. The data reveal clear advantages in children practicing judo – in terms of motor skills, physical endurance, as well as discipline, motivation, and social behavior. Judo is established not only as a physical activity but also as an educational tool for character building and value formation. The results emphasize the importance of promoting sports activities from an early age and creating a supportive environment for the popularization of judo among parents and institutions.