PENGEMBANGAN LEMBAR KERJA SISWA (LKS) PADA MATERI SEGIEMPAT DENGAN PENDEKATAN PENDIDIKAN MATEMATIKA REALISTIK INDONESIA (PMRI) DI SMP NEGERI 2 MUARA SUGIHAN.[SKRIPSI]

This research aims to generate teaching materials in the form of student worksheets on quadrilateral material using PMRI approach which are valid, practical, and has a potential effect on the learning outcomes of VII grade students of 02 Junior High School Muara Sugihan. The research method applied in this study is the elaboration study method which consists of preliminary stage (preparation and designing phase) and prototyping stage using groove formative evaluation (self-evaluation, one to one, small group and field test). Data collection was performed using walkthrough sheets, questionnaires and tests. The subject of the study is VII.A grade students of 02 Junior High School MuaraSugihan with total 37 people. The research findings obtained the following conclusions: (1) generate the valid student worksheets by auditing comments and suggestions of the validator and the value of validity of 4.08. (2) generate the practical student worksheets by overlooking the students’ comments on questionnaires, and (3) student worksheets have potential effect on the students’ learning outcomes with the average score of 91.15 or 91% obtain score of ≥ 66. Keywords: Elaboration Study, Quadrilateral, PMRI