In the implementation of religious teachings can be started from the child was born into the world and able to adapt to the surrounding environment. Similarly, when a child has started to make social contact or when stepped on school. There is one of the teachings of religion that can be taught in early childhood, the teachings of Tri Hita Karana. Because this teaching is one of the earliest foundations that can be taught.To understand the application of Tri Hita Karana teaching in early childhood in kindergarten Dharmayasa, the researchers formulate some problems, among others: How the implementation, what constraints faced by teachers, what efforts can be done in the application of the teachings of Tri Hita Karana In Early Childhood In Dharmayasa Kindergarten Klungkung District, Klungkung Regency?Theories used to analyze the problem are: (1) The Behaviorism Theory of Gagne and Barliner used to study the number one problem, (2) The Jupiter's Theory of Emperism used to study the second problem, (3) Motivation Theory by C. Chifford Morgan used to study the number three problem. The type of research used is qualitative research, as well as data collection using observation method, interview, literature study, and document study. The collected data were analyzed by qualitative descriptive analysis method with reduction measures, data presentation, and conclusion drawing.The results showed (1) that the Tri Hita Karana teachings in early childhood performed by praying, by familiarizing the mutual respect, clean the environment. (2) Constraints in the application of Tri Hita Karana teaching in early childhood comes from several factors, namely from students, teachers and facilities and infrastructure. (3) Efforts to overcome obstacles in applying Tri Hita Karana's teachings in early childhood by giving motivation to students, developing religious character, social care and environmental carekter on students.