1. B.J Habibie 2. My Class Room
3. A dog b. Post test instrument
1. My Father 2. My Hometown
3. A Cat
G. Research Procedure
The procedures of this research are as follows: 1. Determining the subject
The writer determined the subject. In this case, the writer chose the Tenth grade of SMAN 2 Liwa as the subjects of the research, one class as the
experimental class and one is control class.
2. Determining the population and sample signing the test The writer determined the instruments that was taught by students, the
instruments is descriptive paragraph writing ability. The students got the same instrument for both classes in different topics.
3. Selecting the material that will given The writer selected the materials that suitable for the students. For example,
the writer selected the descriptive paragraph that easier to understand by the students.
4. Giving the treatment, the writer will teach the class The writer was given the treatment in three meetings. In the treatment, the
writer as a teacher was taught by using concept mapping. The writer was given the explanation about descriptive paragraph. For instance, the general structure
of descriptive paragraph, the example descriptive paragraph, and the writer also was given explanation about the concept mapping technique. After that,
the students can write descriptive paragraph based on the concept mapping technique by students group.
5. Giving the pre-test, post test and score the result. The writer is conducted the pre-test before the treatment. The writer preparing
a kind of test called pre-test that was given to the students. Then, The writer was conducted the post-test after the treatment. By giving post-test, the writer
knew the students’ improvement in their writing ability in descriptive paragraph or not. This test is aimed to know the students’ descriptive
paragraph writing ability after giving the treatment. In this test, the students
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