Based on the Reggio Emilia approach, the purpose of this research is to develop the creativity of each child and create a foundation for them to act in their own way in a group.In this research, we focus our research on children from kindergarten to the lower grades of elementary school, especially from the 5 year old class of kindergarten to the first grade of elementary school. First, we summarize the characteristics of Reggio Emilia. Next, I summarize the practice of childcare and classes based on the Reggio Emilia approach.Based on the results, we develop, implement, and verify educational practices that can be realized in our school. Finally, we consider the ideal way of self expression to bring out the creativity of each child.