ABSTRACT: Self develovment trough active learning by using Quiz Team Approach is centered on the student’s variety during the activities in turning the dinamic of the student group in learning. It begins from understanding the concept of learning material, making questions to design group activity, deviding the group work every, planning the presentation until giving such kind of achievement in the form of score and crowned the best group for every session. This research is aimed to increase individual responbility in finishing the assigment in a group, dua two self development process. The subject of this research is the students of X-8, 2014/2015 Academic Year. This classroom action research is designed into 2 cycles. Wich every cycle consist of many steps: planning, doing the research, observation, reflexion. The result of action in one cycle is in the form of the student’s active, the development of self aspect self improvement from the students, is evaluated as the material to design the next action for the next cycle. The material used as the object of the research is Quiz Team Active Learning model and the implementation. The research result showed that the applied of active learning model by using Quiz Team Approach be able to increase individual responsibilty in a group study. This learning model, the researcher meant by using Quiz Team Approach, got positive response from students by the indicator from the result of “angket” analysis at the end of activity and the increasing of finishing the assignment and “unjuk kerja”. The student’s achievement is also become raising in 1st cycle the average score of formative 72,50 and the “ketuntasan” of the learning result is 78,57%, meanwhile at the 2nd cycle, its become increasing on the average of formative score 80,35 and 90,47%. Key Words: Quis team learning model, individual responsibility, group study PENDAHULUAN aspek dan nilai-nilai tanggungjawab siswa terhadap