This study presents the results of a research work, which aims to highlight the impact that the development of musical games during the learning process in preschool education has on the emotional and social development of preschool children. The purpose of this study is to investigate of the preschool teachers' views about the impact you have on the overall development of children in preschool age, ie the importance of applying these games in preschool. The research approach applied in the study is a qualitative research approach. The sampling of the study includes 4 teachers who teach in the preschool system, in the kindergartens of the municipality of Gjilan, Kosova. The instruments applied in the study include semi-structured interviews. The main results and conclusions of the study that preschool teachers stated that the application of musical games during preschool lessons has a positive effect on improving the emotional state of children, as well as improving their social skills. Referring to the results of the study, it is suggested that teachers who work with children in preschool educational institutions, in teaching practice, to apply musical games in every lesson, not only to make the lesson as diverse as possible, but above all to make children feel happy.