The purpose of the study was to determine the positive and significant effect on the application of problem posing model to result of outcomes learning at SD Negeri 2 Fajar Mataram. This type of research is experimental research. The research method used is quasi experimental. The research design used was non-equivalent control group design. The technique of collecting the data is done by technique of non test and technique test. The result showed that the average posttest of the experimental class was 79, 50 higher than the control posttest was 70,09. The calculation of hypothesis testing using the independent sample t-test was obtained thitung > ttabel or 2,696 >2,021, meaning that there is a positive and significant effect on application problem posing learning model on student learning class IV SD Negeri 2 Fajar Mataram. Tujuan penelitian adalah untuk menganaisis dan mengetahui pengaruh yang positif dan signifikan penerapan model pembelajaran problem posing terhadap hasil belajar tematik peserta didik kelas IV SD Negeri 2 Fajar Mataram. Jenis penelitian ini adalah penelitian eksperimen. Desain penelitian yang digunakan yaitu non-equivalent control group design Design. Instrumen penelitian yang digunakan angket dan soal tes. Teknik analisis data menggunakan uji statistik independet sampel t-test. Hasil penelitian menunjukkan terdapat pengaruh yang positif dan signifikan model problem posing terhadap hasil belajar peserta didik dengan thitung 2,696 > ttabel 2,021 (dengan α = 0,05). Kata kunci: hasil belajar, model pembelajaran, problem posing