Aim: The process of education, as broadly understood, begins in the family and when the child reaches the age of compulsory education - is carried out in two environments in parallel. Neither school nor family can perform their functions without close intercooperation., Representatives of the Enlightenment in Poland were conscious of this interdependence. The article’s message is to show the sources of inspiration of contemporary synergy in the relationship with parents and teachers in the pedagogical thought of this era. Methods: pedagogical monograph Results: The problem of the relations between parents and teachers, mainly in the aspect of cooperation between these environments, has long been visible in the thought of the Polish pedagogy, has always been treated very seriously. In the age of the Enlightenment, in which the issue of education was of special importance due to its role in the process of leading the individual out of the world of myth and superstition to the liberating effulgence of reason. On the basis of the analyzed sources, it was shown that only effective cooperation between parents and teachers consisting in continuously complementing each other to guarantee the child as many experiments as possible necessary for its harmonious development. Ethical indications regarding the mutual relations of teachers and parents of students and characteristic ideas for the pedagogical thought of the Polish Enlightenment, which may inspire contemporary activities to create optimal conditions for cooperation between parents and teachers. Conclusions: It is important that parents ‘and teachers’ relations in a climate of cooperation- oriented partnership should fill the emerging family and school space. To a large extent, teachers are responsible for the quality of cooperation with parents. This type of relationship excludes the perception of them as someone lower in the hierarchy, and requires some degree of partner-like treatment. The success and quality of contacts depends on the open, honest and coherent attitude of teachers with parents. Showing kindness and understanding to the problems and life situation of the child and his family determines the success of mutual interactions.