Improving teachers competency through strengthening of teachers group work based on lesson study

Abstract

This research was aimed at improving the elementary school teacher competency at cluster I and II in Sukasada District through the teacher group work reinforcement based on lesson study. The design of this research was an action research starting from plan, action, evaluation, and reflection. This research was done at cluster I and II in Sukasada District. The subject in this research was the elementary school teachers who was taught natural science, social science, and mathematics. While the object in this research was teacher competency in designing the lesson plan and applying the lesson plan in the classroom. In achieving the purpose of the research, the research procedures which was done divided into three steps, they were: first, lesson study plan including lesson study workshop, designing lesson plan and assessing lesson plan. Second, lesson teacher action by teacher model, teacher-assessment in applying lesson plan in the classroom, and data analysis. Third, lesson teacher reflection. Teacher competency data in designing lesson plan and applying lesson plan in the classroom was collected by using the checklist and observation method. Whereas, the data analysis used descriptive analysis by determining the mean of the teacher competency in every cycle. The result of this research showed that: 1) there was an improvement of the teacher competency in designing lesson plan in the amount of 18.1% from the first cycle was 65.7 (average category) to the second cycle was 83.8 (good category), 2) there was an improvement of the teacher competency in applying lesson plan in the classroom in the amount of 13.8% from the first cycle was 75.4 (average category) to the second cycle was 89.2 (good category), and 3) overall, there was an improvement of the teacher competency in the amount of 15.9% from the first cycle was 70.6 (average category) to the second cycle was 86.5 (good category). Thereby, the teacher workgroup reinforcement based on lesson study could improve the elementary school teacher competency at cluster I and II in Sukasada District.