UPAYA PENINGKATAN HASIL BELAJAR SISWA PADA MATERI EKOSISTEM DENGAN LINGKUNGAN SEBAGAI SUMBER BELAJAR MELALUI MODEL PEMBELAJARAN KOOPERATIF TIPE STUDENT TEAM ACHIEVEMENT DIVISION (STAD) DI SMP NEGERI 7 TANJUNG SELOR KAB. BULUNGAN KALIMANTAN TIMUR

Abstract

Research is underway to improve the teaching skills of teachers as an effort to improve student learning outcomes through a cooperative model of type STAD. The purpose of research conducted through PTK is implementation of plan of learning, thoroughness of student learning outcomes in science with a model of cooperative learning on the subject matter of ecosystems to the environment as a learning resource. This research method is action research class with a cycle consisting of the initial plan, the implementation of activities / observation, reflection and revision. The experiment was conducted in three meetings with the use of devices that have been prepared. The device consists of Syllabus of learning, Learning Implementation Plan, student books, worksheets, and formative tests, while the instrument used is a sheet with the management of cooperative learning model, student performance sheets, test sheets and pieces of students' questionnaire responses of students. The results showed that (1) The ability of teachers in managing cooperative learning has been effective because it is included in both categories by the number of cycle 1 to cycle 2 that is 2.61 at 2.78 and 3.13 for 3 cycles. (2) students are the most dominant activity during the study of cycles 1, 2, and 3 are the activities of the students do experiments / observations and discuss the results of experiments / observations amounting to 22.49%, students listen / pay attention to teachers' notes amounting to 21.46% and students read books, worksheets and work / discuss worksheets in pairs for 17.08% (3) thoroughness classical learning during the learning activities of cycles 1, 2 and 3 at 90.00% where the percentage of completeness was as expected is classical,  ³ 85%. (4) The response of the students know that the students gave a positive response. Keywords: cooperative learning model, ecosyste