The Use of Students’ Worksheets/Lembar Kerja Siswa (LKS) and Its Effects for 7th Grade Students’ English Learning at SMP IT Rahmat Marindal I, Kec. Patumbak, Kab. Deli Serdang

Student’s Worksheet (LKS) is a student guide that is used to carry out learning activities and can be in the form of an experimental guide or a demonstration. At SMP IT Rahmat Marindal I, Kec. Patumbak, Kab. Deli Serdang, the seventh grade English learning mostly uses printed books or student handbooks, while the worksheets are still not used properly. Finally, the teacher only provides material in the form of notes from the book. In fact, LKS is very important to use because it contains various kinds of questions that can train students’ listening, speaking, reading, and writing skills. The research aims to determine whether there is a significant effect on the use of students’ worksheets (LKS) in learning English for 7 th grade students. The researcher uses the quasi-experimental research. The method used in data collection in this study is test method by using Independent T-Test. In this study, the test method is used to obtain the value of learning outcomes using LKS and the test used is objective. Based on the results of the independent t-test that had been done, the average scores in the experimental class are 82.63 with a standard deviation of 12.614. While the average scores in the control class is 73.03 with a standard deviation of 13.433. From the results of the study, it can be concluded that it shows that there are significant differences in student scores in learning English using Student Worksheets (LKS) and without LKS