Modern education emphasizes the importance of cooperation among professional associates as one of its fundamental tasks. Cooperation of educators and social workers includes a quality and continuous relationship, it is defined by a common goal, context, time and many other factors, and it is also focused on the well being of the child. A qualitative research with the aim of investigating the quality of relationships between educators in primary schools and social workers has been conducted. It included a semi-structured interviews with five educators and three social workers in the area of Split. This paper presents and interprets the results of the research about the frequency and openness for cooperation, planning and the use of working methods and the perception of their own competence, as well as suggestions for improving the future cooperation between educators and social workers. The results showed that educators and social workers possess adequate knowledge, skills, abilities and job related habits, but they usually cooperate only when it is necessary. The educators mention giving each other frequent feedback as well as the recruitment of social workers in schools as a suggestion for improving the cooperation.