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The Effectiveness of Cooperative Learning Approach with Student Teams-Achievement Division and Numbered Head Together to Improve Elementary School Students’ Social Skills

This study aims to describe the impact differences among STAD, NHT and conventional cooperative learning models on students' social skills and the effectiveness of cooperative learning approach with Student Teams-Achievement Divisions (STAD) and Numbered Head Together (NHT) in performing Social Skills. It used the quantitative method with quasiexperimental design using the pretest and the posttest group design. The research participants were fifth grade students of Elementary School Muhammadiyah 1 Magelang, who were selected using the simple random sampling technique. The hypothesis were tested using paired t-test and Anova with a significance level of 5%. The results of the study demonstrated that there are differences in the effect of STAD, NHT and conventional cooperative learning models on students' social skills and cooperative learning model type STAD and NHT are effective to improve students’ social skills. Keywords— STAD, NHT, Social Skills