The purpose of this study is to determine whether the application of the cooperative learning method type STAD (Student Team Acvhievement Division) can improve learning achievement clutch system subjects in student of class XI TKR expertaise at Kalianda 2 Vocational Hight School of South Lampung. The study hypothesis cooperative learning methods type STAD (Student Team Acvhievement Di... https://parisnaturalfoodes.shop/product-category/chakra-incense-mooladhara-earth/