<![CDATA[This study aims to analyze the implementation of collaborative learning model in science learning in grade IV of SD Negeri 8 Tanah Luas, and examine its impact on improving students' communication and social skills. This study uses a qualitative approach with a descriptive research design. The study was conducted at SD Negeri 8 Tanah Luas with research subjects including grade IV teachers and grade IV students. Data sources were obtained from primary data and secondary data. Data collection techniques used were observation, interviews, and documentation with instruments in the form of observation guidelines, interview guidelines, and documentation sheets. Data analysis techniques were carried out through the stages of data reduction, data presentation, and drawing conclusions, with data validity testing using source and technique triangulation. The results of the study indicate that (1) the implementation of collaborative learning model in science learning in grade IV of SD Negeri 8 Tanah Luas has been carried out well and is able to increase student involvement in learning; (2) students' communication and social skills after the implementation of the collaborative learning model have increased, which is shown through the courage to express opinions, the ability to listen and respond to friends' opinions, as well as attitudes of cooperation and tolerance in groups; and (3) the success of collaborative learning is supported by student activity, good learning planning, the role of teachers as facilitators, a conducive classroom climate, and school support, but still faces obstacles in the form of limited time, differences in student abilities, and group dynamics. Based on these results, it can be concluded that the collaborative learning model is effective in optimizing students' communication skills and social skills, so it is recommended to be implemented sustainably with more optimal learning management.]]>
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