The education of physical computer using arduino give a positive influence on focusing study and motivations to the students because they can see directly the physical computer’s working what they made. Arduino is a good tool to make devices what they want to create using various sensors, motor, and several parts. We conducted a Subject Matter Education using Arduino. The results of the seven topics related to education and curriculum using arduino for elementary school students in Incheon, student was very high understanding of the learning content related to each topic and they responded the education using arduino enhanced to their creative thinking.