Abstrac: The aim of the research is to know teaching implementation type cooperative STAD improve argue activity and achievement. This PTK with qualitative approach. Research subject are students VII D SMP Negeri 1 Turen Malang which 40 consist 18 female 22 male students. These numbers enable make 10 group, each group 4 Result learning in mathematic can achievement KKM 72, achieve their study 8...