Abstract
The purpose of this study was t improve learning achievement using the Student Teams Achievement Division (STAD) method, at SMP Negeri 2 Muntilan, Magelang, which is located at Jalan Wates Muntilan KP 56417 (0293) 587567, Muntilan, Magelang, Central Java. The object of this study were 9 D grade students, 2022/2023 academic year, with a total of 30 students, consisting of 18 girls and 12 boys. The research process or learning improvement is carried out in 2 cycles. Cycle I was held on Thursday, 19 October 2022 and cycle II was held on Thursday, 9 November 2022. Each cycle consists of 4 stages, namely: (1) Planning (Plan), (2) Implementation of Action (Action), ( 3) Observation (Observation), and (4) Reflection (Reflection). The results of the study concluded that the use of the student’s team achievement division method can improve learning activities and learning outcomes in students in grade 9 D, Muntilan 1 Public Middle School, Magelang, Central Java. The results of the research in Cycle I that reached KKM/Kriteria Ketuntasan Minimal/ Minimum Completeness Criteria (70) were 4 students or 1.2% of 30 students. In cycle II, 27 students achieved KKM (70) or in other words, reached 900%. Thus it has increased by 90%. The results of the classroom action research above imply that by using the students teams achievement division method not only do students want to learn academic skills and content, but also learn to understand several aspects of life, especially in collaborating or working together to advance or achieve all.