Kahoot Applications has been one of the media of the learning process to be developed further. It can become media of the learning process as well as a tool for measuring/index of the target. These analyses observe the result of the learning process based on Kahoot Application towards the fifth grade of elementary students in the context of single and complexes theory. This kind of Media of learning process is more likely effective used in the argent situation of the Pandemic COVID 19 period that is inevitable for the mechanism of the learning process from home which should be supported by internet connection. This product is made by the learning development of ADDIE. The method of analysis used is the method of surveying. The Data taken from surveying uses a Likert scale from a score within 1 to 5. They are three expertise from material aspects and the media aspect, 5 teachers from the fifth grade of elementary from different schools, and is examined for 149 students from 5 different schools to examine the result. The result stated that Kahoot’s application as the media of the learning process is efficient and proper being used as a learning and teaching process because Kahoot applications allow enhancing students’ interest and motivations to be more likely focus to on learning process for the better result of learning mechanism.