Questioning and curiosity are in children’s nature. Developing skills such as observing, guessing, experimenting and drawing conclusions based on their observations encourages the students to further develop practical experiences in science. Students in Hisar preschool are able to see interaction and transformation of the phenomenon, gather information about natural and physical world and raise awareness about the processes in both Turkish and English courses. Science courses in preschool focuses on keeping the children’s curiosity arisen and awakened.