The Effectiveness of using Grouping and Organizing Strategy to Teach Vocabulary to the Students of Fifth Grade Students of SDN I Wonorejo Sumbergempol Tulungagung

Key words: teaching, vocabulary, English Young Learner, grouping and organizing strategy Vocabulary is considered one of the foundations for the students as young learners of English as a foreign language. To be able to learn English well, a learner should master English skills and components. Vocabulary is also taken into account as underlying basic for learning English skills and other English component, namely pronunciation and grammar. Therefore, teaching vocabulary effectively needed to be considered, and one of the ways in teaching vocabulary is using strategy such as grouping and organizing vocabulary. Accordingly, the researcher uses grouping and organizing vocabulary as strategy to teach vocabulary which is intended to improve the student’s vocabulary achievement. The formulation of the research problems are: 1)How is the student’s vocabulary achievement taught before using grouping and organizing vocabulary? 2) How is the student’s vocabulary achievement taught after using grouping and organizing vocabulary? 3) Are there any significant different scores taught before and after using grouping and organizing vocabulary? The objectives of this study are: 1) To know the student’s vocabulary achievement taught before using grouping and organizing vocabulary, 2) To know the student’s vocabulary achievement taught after using grouping and organizing vocabulary, 3) To know whether there are any significant different scores taught before and after using grouping and organizing vocabulary. The research design of this study is experimental design with quantitative approach. The population of this study was the fifth grade students of SDN I Wonorejo Sumbergempol Tulungagung. The sample is used population sampling, the fifth grade students of SDN I Wonorejo Sumbergempol that consist 44 as population sampling. The data analysis is done by using T-test. The result shows that the mean of student’s score in teaching vocabulary before taught using grouping and organizing vocabulary is 75,89. While the mean of student’s score in teaching vocabulary after using grouping and organizing vocabulary is 86,39. The Tcount was 4,16, whereas Ttable with significant level 5% was 2,02 so, Tcount was bigger than Ttable. This means that Ha which states that there is significant different score of the students who are taught before and after using grouping and organizing vocabulary. Whereas, Ho states that there is no significant different score of the students who are taught before and after using grouping and organizing vocabulary. In other words, grouping and organizing vocabulary can be used as an effective strategy to teach vocabulary to the students at elementary level