Indonesian government has decided that English is a compulsory subject that is taught at school. English contains of four skills that must be studied by high school students. They are Listening, Speaking, Speaking, and Writing.
To teach writing for junior high school is not an easy work. It is the task for the teacher to encourage students to learn writing in the language target. He or she should choose the suitable strategy in teaching it. As stated in school-based curriculum, descriptive text is one of genres that is taught in junior high school.
In this final project, the researcher chose the power of two and four to improve students’ writing skill in descriptive text. She wanted to know the implementation of teaching descriptive writing using the power of two and four and the improvement of students’ descriptive writing after being taught using the power of two and four.
In order to achieve the objective of the study, the researcher designed a classroom action research. The population of this study was the eighth year students of MTs. Irsyaduth Thullab and the subject of this study was 23 students. The classroom action research was done in two cycles: cycle I and cycle II. These cycles consist of four stages: planning, acting, observing, and reflecting.
To analyze the data, researcher used descriptive quantitative. Observation data was analyzed descriptively and the test was analyzed quantitatively. The data collections were interview, observation, and test.
In this research, the researcher gave a test of their achievements in each cycle. In the first cycle, the average of the students’ achievement was 67.52 and in the second cycle the students got 77.52.
The result of research shows that the improvement of students’ writing skill in descriptive text with the power of two and four covers parts, qualities, and characteristics of the objects. The score of writing in descriptive text with the power of two and four are higher than before. One of advantages of using the power of two and four is that the students can produce the result of the objects more easily and accurately.