Natural science is the subject included in the curriculum 5 primary school class, it is important for the students to add natural science, according to observations and interview communicating across primary school (primary shool Jomblangan, primary school Muhammadiyah the Wonosari 5 km, primary school Wiyoro, primary school Salsabila Al-Muthi’in, primary school Singosaren, primary school Kuttab Darusalam, primary school Jaranan, primary school Ngentak, primary school Grojogan, and primary school Muhammadiyah Kalangan), subjects science especially circulatory system man, still classic due to still using print to register subjects, and causing lack of attraction students on the subject matter. Conveying the subject matter using media technology in an animated 3D will be attraction and help student can understand lessons and will be the force new in given the lectures in primary school. With animation formed use popular modeling techniques and high poly particle system will facilitate teachers in convey the subject matter. Teachers have a role as user using this application, user to install, application then entered the main courtyard application, with the main course, heart paru-paru, and circulatory system with information in the form of animation 3D, the text, and audio. Testing done to determine eligibility application that uses a questionnaire with the methods scala likert and the result 97,2 % “Very Good”.
Keywords : Circulatory System, animated 3D, High Poly and Particle System.