The Mastery of English Vocabulary of the Fifth Grade Students of SD 1 Padurenan Gebog in Academic Year 2011/2012 Taught by Using TTW (Think Talk Write)

The mastery of English Vocabulary of SD 1 Padurenan Gebog is low. It is still limited on their ability in knowing the meaning of the English Vocabulary. This difficulty makes teacher try to find strategy in teaching learning which enables the students to improve and understand the meaning of English Vocabulary. Think Talk Write is strategy of teaching using thinking activity, talk activity and write activity. The purposes of this research is To find out whether there is any significant difference between the mastery of vocabulary of the Fifth Grade Students of SD 1 Padurenan Gebog in academic year 2011/2012 before and after being taught by using TTW (Think Talk Write) The research is done at the fifth grade students of SD 1 Padurenan Gebog. The design of this research is Quasi-experimental research by using test instrument. The research subject is the whole students, consist of 25 students. The instrument used to collect the data is written test that contents 20 multiple choice test. All of students are given pre-test, the test which is given before using Think talk Write strategy and after they get the treatment, the research continues giving post-test. The result of this research shows that: a) The mastery of English vocabulary of SD 1 Padurenan Gebog before being taught Think Talk Write strategy is low. (Mean = 51,64 and Standard deviation = 7,93). b) The mastery of English vocabulary of SD 1 Padurenan Gebog before being taught Think Talk Write strategy after being is good. (Mean = 71,16, and Standard deviation =8,65). The calculation of t-obtained (t0) is 6,57, is higher than the t-critical (tt) is 2,07 in the level of significance 0,05. It means there is a significant difference the mastery of English vocabulary of the fifth grade students of SD1 Padurenan Gebog in academic year 2011/2012 between before and after being taught by using Think Talk Write strategy. Based on the result above, it can be concluded that the mastery of English vocabulary of the fifth grade students of SD1 Padurenan Gebog in academic year 2011/2012 after taught by using Think Talk Write strategy is better than before taught by using Think Talk Write.So, using Think Talk Write in teaching English Vocabulary needs to be applied in order to increase the student’s mastery of English Vocabulary