The aim of this project; Preschool students will be taught the systems of our body with the STEAM interdisciplinary approach.To examine the effect of active learning method on students' achievements, attitudes and scientific creativity in teaching the subject of "Systems in Our Body" to preschool students. Pre-test - post-test control group design will be used in the research. The subjects of "Our Digestive System and Digestive System Health, Our Excretory System and Excretory System Health, Our Respiratory System" of the Systems in Our Body unit will create models using active learning techniques for four months and will be integrated with different studies such as drama, poetry and song. In order to adapt to the changes occurring in nature, the person must first recognize his own body and structure. Getting to know one's own body systems will help prevent many problems.