THE USE OF JIGSAW TO IMPROVE VOCABULARY MASTERY ON THE SVENTH GRADE STUDENTS OF STATE JUNIOR HIGH SCHOOL 2 OF PREMBUN IN THE ACADEMIC YEAR 2012/2013

Abstract

Factors that affect the increase of foreign vocabulary being Indonesian vocabulary is the development of science, technology, arts, and culture. It is be the cause of the increasing number of foreign vocabulary that is absorbed into Indonesian vocabulary. Vocabulary is one of the important aspects in learning foreign language. The difficulty in understanding the foreign vocabulary is caused by lack of the varied application of learning strategies by teachers especially in learning vocabulary. Therefore, in this research the researcher is interested to improve the students’ vocabulary mastery using Jigsaw on the seventh grade students of junior high school of SMP N 2 Prembun. This research is found out the differences in vocabulary mastery between the use of jigsaw in teaching vocabulary and without it and also the increase of the students’ vocabulary mastery using it. The design of the research is Experimental Research. The Jigsaw method is a cooperative learning technique in which students work in small groups. The design of this study is to provide a treatment of the application of the Jigsaw to guess the meaning of words in the experimental class and without one to guess the meaning of the word in the control class. To find the result of the research the researcher conducted the pre-test and post-test to gain the information about the students’ frequency of vocabulary mastery as a supporting data. The Jigsaw method has a great role to improve the students’ vocabulary mastery. It has been proved by analyzing the data from pre-test and post-test. The mean score of the students’ vocabulary in the post-test is 75.32. It increased from 48.065 in the pre-test result. In analyzing t-test formula, it is obtained that the result of t-test is higher than t-table that is 5.797>2.000. It proved that the students’ vocabulary mastery improved after the researcher used Jigsaw method in the teaching – learning activity on the seventh grade students of SMP N 2 Prembun in the academic year 2012/2013.