The ripple effect of leader childern refers to the transfer of energy from these children to other children, which leads to change in them. The aim of study was to assess the lived experiences of teachers and students about the ripple effect of leader children on other students. It was a qualitative study with phenomenological method. The purposeful sampling was carried out to choose six teachers within the age range of 28 to 54 and teaching experience of 6 to 35 years, and 15 fifth grade primary school students in the district 1 of Urmia. The instrument used was semi-structured interviews. The data was analyzed using the seven - srage Colaizzi method. The main themes were extracted through interviews and compared. The primary themes were exploring the characteristis of leader childeren and effecting factors, and in the next stages the following themed were found: arrogant self-confidence, sense of responsibility, ability to plan, creativity, relibility, obedience and empathy. According to the concepts extracted from the lived experience of teachers and students, it can be concluded that leader childeren dominate the hearts, are living, creative, and idealistic, movtivate others and give them incentives toward the target. Since other students find their hidden ideas and feelings in them, they try to willingly obey these leader children. Therefore, it seems possible to use this effect of leader childeren on other children in order to improve education and help teachers solve educational problems at school.