This paperwork shows theoretical part about socio-emotional development and physical education and sports, and research part with questionnaire which gives information how kindergarten teachers perceive effect of physical education and sports on socio-emotional development of children. Socio-emotional development includes socio-cognitive and emotional development. Socio-cognitive development includes the notion of self, self-evaluation and self –regulation. Emotional development includes temperament, empathy, attachment and prosocial behaviour. Kindergarten teachers can greatly affect on social competences of their kindergarten group by encouraging empathy and altruism, directing attention to other's feelings, and encouraging friendships. Because of the way of how people live today: unhealthy food, lack of movement, a lot of sitting, it is necessary to be aware of the importance of sport. Kindergarten teachers have a great role in this, because they, alongside parents, spend most of the time with children. Kindergarten teachers spend about an hour of physical education and sports and their work is organised in kindergarten groups. They go to the playground with children everyday. Physical education and sports has a great impact on their physical and socio-emotional development. Through the physical education and sports children develop their self-evaluation and socialization, it reduces their anxiety and controls bad behaviour. The goal of this paperwork is to investigate views of kindergarten teachers about physical education and sports and to become aware of importance of conducing the same. Research is done by questionnaire. Respondents are kindergarten teachers of kindergartens in Zagreb Town and Zagreb County. Their perception about this topic is examined by questionnaire. This research shows that kindergarten teachers are aware of the importance of sport for every child because of many good effects on their development; they usually conduce physical education and sports in kindergarten and they feel competent in doing it.