Improving English Teachers’ Pedagogical Competence of Developing English Lesson Plan Through PPP Method on In House Training at SMP Negeri 5 Padangsidimpuan.

Based on researcher observation at SMP Negeri 5 padangsidimpuan, the English teachers' pedagogical competence in developing lesson plan was low, in constructing the achievement indicator, learning material, learning activities, and assessment. The purpose of this study was to find out the extent In House Training by using PPP (Triple P) method improve the English teachers' Pedagogical Competence in developing English lesson plan, and what factors influenced the improvement. This research was action research that was done in two cycles. The subject of the research is English teachers seven altogether. The instruments consist of: assessment of lesson plan, observation, field notes, and interview. The data were analyzed by using two techniques. The quantitative data was analyzed by using mean score to see the average score gained by assessing the English teachers' lesson plan. Meanwhile, the qualitative data was obtained from observation, field notes, and interview. The finding of this researcher found that there was an improvement on the English teachers' pedagogical competence in developing lesson plan through In House Training by using PPP method. It could be seen from the average score, in cycle I was 58,03%, and in cycle II was 77,68%. The improvement was influenced by several factors, consist of: presentation, media, sharing, discussion, and evaluation. Therefore, it can be concluded that the implementation of Triple P method on In House Training could improve the English teachers' pedagogical competence in developing lesson plan at SMP Negeri 5 Padangsidimpuan.