This study was about the use of Think-Pair-Share technique to improve students’ writing skill on descriptive text of eighth A grade students of MTs Darussalam Kemiri Subah Batang in the academic year of 2016/2017. The objectives of this study were to describethe improvement of students’ writing skill of descriptive text and after being taughtby using TPS techniqueat eighth A grade students of MTs Darussalam Kemiri Subah Batang in the academic year of 2016/2017 and to describe thestudents’ participation during teaching and learning process usingThink-Pair-Share technique at eighth A grade students of MTs Darussalam Kemiri Subah Batang in the academic year of 2016/2017.In this study, the researcher conducted a classroom action research as the method of this research. The data were obtained by test, observation and documentation. The test was used to measure students’ proficiency in writing descriptive text before and after the teacher implementingThink-Pair-Share technique. The observation was administered to know the students’ engagement during the teaching. Besides, documentation was used to look for the data concerning matters or the variable that are taken in the form of the note or photo in teaching learning process.The result of the study showed that the use of Think-Pair-Share technique can improve students’ writing skill on descriptive text at the eighth Agrade students of MTs Darussalam Kemiri Subah Batang in the academic year of 2016/2017. The criteria of writing assessment involve; content, organization, vocabulary, language use, and mechanics. This success can be seen from the result of students’ average score and good responses by students. The students’ average score after getting all of the treatment Think-Pair-Share technique increased in line with the increase of the students’ achievement in each cycle. Students’ average score from the pre cycle was 53.1, first cycle was 77.9, and second cycle was 81.5. Based on the result above, the students’ writing skill on descriptive text improved in each cycle after they were taught by using Think-Pair-Share technique. It was signed by their improvements of each test result.