Improve Underhand Service Achievement In Volleyball Games With Rubber Ball Media

The objective of this study is to improve learning outcomes in learning the underhand service in volleyball games through the media of modifying rubber balls in fifth grade students at Sidodadi Ramunia National Private Elementary School. This research was a Classroom Action Research (CAR). This study usesda learning design with the Kurt Lewin model. This research was conducted in 2 cycles, where each cycle consisted of: 1) planning; 2) implementation; 3) Observation; 4) reflection. Then a performance test was carried out in each cycle, observing the learning process during research activities and making a questionnaire in the form of an interest and learning motivation questionnaire, to find out the extent of student satisfaction and interest in participating in learning using the modified ball method using a rubber ball. The results showed that learning the basic technique of serving under in volleyball games through media modification using rubber balls in class V SD Sidodadi Ramunia National Private Elementary School had increased. In the first cycle, the students' learning completeness reached the KKM, namely 22 people or as much as 73.33%, while in the second cycle, the students' learning completeness reached 27 people, which was as much as 90%. Thus it can be concluded that using the media modification method can improve the learning achievement of the underhand service in volleyball games.