Upaya Meningkatkan Keaktifan dan Hasil Belajar Matematika melalui Student Teams Achievement Division (Stad) Siswa Kelas VII A SMP N 2 Kalibawang

The aim of this research was to describe about teaching learning process using Student Teams Achievement Division (STAD) to increase student’s active and study result to the eleventh grade student’s at SMP N 2 Kalibawang. The hypothesis of this research was applying Cooperative could increase student’s active and student’s study result. This research was Classroom Action Research (CAR) collaboratively. The research result showed that after applying Cooperative Student Teams Achievement Division (STAD) in teaching learning process, the student’s active increasing. Before this research the students were passive to listen to the teacher’s explanation but after this research the students were more active to ask and discuss in group. Means student’s score increased, first 56,72 score, increasing in first cycle was 67,41 and increasing second cycle was 70. From the result above, it showed that Cooperative Student Teams Achievement Division (STAD) method could increase student’s active and study result