Developing the socialization of a preschooler involves dedication and a harmonious relationship between the implicit educational environment with the educator and the family environment with the preschooler's family. If in kindergarten, the teaching staff plans activities for formal, non-formal, informal education with the aim of developing the social competence of preschoolers, thus stimulating the progress of preschoolers and respecting the Curriculum for preschool education, at home the family, continuing to carry out activities related to the development of social behaviors and thus contributing to the social development of one’s own child, the main actor, the child, has nothing but to gain and his development will be in continuous growth, respecting the natural educational path. By creating a favorable atmosphere and a collaborative relationship between the educational environment (kindergarten) and the family environment (home), the preschooler will not feel the break between these two environments that work together to meet their needs and to help them develop optimally, to adapt in society.