THE EFFECT OF REFLECTION IN LESSON STUDY

This descriptive qualitative research aimed to describe, explain, and analyzing about the impact of Lesson Study Reflection on teachers' ability in teaching English Language and to find out the impact of lesson study in the teaching and learning process in 8th B Class of SMP IT Insan Mulia Boarding School Prigsewu. The data collection technique uses questionnaires and documentation. Data analysis uses Interactive. The result of this research presented that Lesson Study improve the quality of the teaching-learning process, the students' enthusiasm in learning English improved step by step as the lesson goes on, and it affect students learning outcomes.