Teachers today are not only required to be competent in learning activities, but teachers are also required to be skilled at writing scientific papers. From the competence in writing scientific papers, teacher competence in learning activities will automatically increase, because writing is part of literacy. Writing scientific papers requires continuous practice and also requires good reading competence. Teachers who have reading competence will have writing competence. Ironically, many teachers do not have writing competence, because teachers' reading ability is low. That is why this Community Service activity is carried out. The target of Community Service is the teacher at SMKN 1 Sepulu Bangkalan. Community service is carried out in three stages, namely socialization, training and mentoring. From these three stages, teachers as participants can write scientific papers using good and correct Indonesian.

The context of this research is that writing skills are very important for learning, because they can train students to think, channel their desires, emotions, and express their ideas.. The use of documentary film media tells true stories about natural events in accordance with explanatory text material that tells about natural or social phenomena that can occur, such as about water, plastic which is the source of human life. The objective of this research, the researcher wants to know is there any effect of documentary film media on the writing skill of the fifth grade students of Sedatigede II Elementary School. While the research methodology used is quantitative by using a Quasi-Experimental design in the form of Nonequivalent Control Group Design. The research subjects were class V A as the experimental class and class V C as the control class at SDN Sedatigede II Sidoarjo with a total of 35 students. The data collection method used is an assessment in the form of a performance test with the task of writing an explanatory text. Using statistical analysis methods, the formulas used are normality test, homogeneity test and T-test. The test before and after using the media with the SPSS version 22 application were used. The results of this study were based on the results of the independent sample test data analysis, which showed the value of sig < 0.05, namely sig. (2-tailed) of 0.000. From these results, it was concluded that there was an effect of documentary film media on students' writing skills in the explanatory text material of fifth grade students of Sedatigede II Elementary School. This is reinforced by the significant difference in skill test scores in the experimental and control groups before and after treatment.