The work covers medical, psychological and pedagogical studies devoted to the study of the manual aspect of human activity. The diagnosis of fine motor skills of the child's hand . A description of the conditions, methods, means for activating the mobility of the child's hand is presented. Examples of specific games that are a game library aimed at achieving pedagogical goals related to overcoming the difficulties of the child in writing, drawing, manual labor. Recommended for students of psychological and pedagogical faculties, teachers, teachers, teachers of additional education, interested in the problems of child development in the game