APPLYING OF THE FLIPPED CLASSROOM CONCEPT TO DEVELOP LEARNING ACHIEVEMENT IN ENGLISH LANGUAGES OF GRADE 4 STUDENTS IN COVID-19 SITUATION

This research is conducted with Indonesian students. The objectives of the research were: (1) to develop and examine the efficiency of the Flipped Classroom learning management Plan for Grade 4 (2) to examine the effectiveness of the Flipped Classroom Plan for Grade 4 Students (3) To study the learning achievement of grade 4 students who studied using a flipped classroom learning activity plan in the situation of COVID-19, the researcher used the research process in the first semester of the academic year. 2021 Data was collected between June and October 2021. The research results were as follows 1) The results of the development and review of the efficiency of the classroom – style learning  management plan flipped Classroom for Grade 4 students found that learning  management plan Classroom of Grade 4 students. The results of the study of the assessment of the learning management plan by applying the flipped classroom concept to improve students' English learning achievement. Grade 4 students in the situation of COVID-19 by experts the mean per plan ranged from 4.0 – 4.33 and the overall mean was 4.11, the standard deviation was 0.72 The results of the review of the efficiency of the Flipped Classroom Plan for grade 4 students were: The quality and appropriateness of each learning management plan were at the highest to the highest level, and the overview of the results The assessment of all learning management plans were at a high level (x̄= 4.11, S.D.=0.72) and the results of the plan's effectiveness was examined. The flipped classroom for students in grade 4 had a process efficiency value (E1) of 80.08, the efficiency of the result (E2) of 73.98, efficiency (E1/E2) of 74.28/76.26 high. then the set threshold is 70/70 2. The results of the study on the effectiveness index of the Flipped Classroom Plan for grade 4 students (N=6) found that the application of the Flipped Classroom concept was used to improve the results. The English language learning achievement of Grade 4 students in the COVID-19 situation with an overall average effectiveness index of 0.670, indicating that the Flipped Classroom plan helped students achieve a hundred percent higher. 68.54 each 3. The results of a study of the learning achievement of grade 4 students who studied using the flipped classroom learning management plan in the situation of COVID-19 by analysing the relative development scores. of achievement, the percentage of scores before school was 44.44, the percentage of scores after school was 82.22, and the percentage of development was 68.64. The overall developmental level result according to the criteria was high. They can be divided according to the following criteria: There are 2 students with very high development, 3 students with high development and 1 student scored moderate growth