Abstract: The study aims to determine the influence of the Project Based Learning for miniature work media on student activity and learning outcomes. The sample of this research is grade IV students in the elementary School of Muhammadiyah 4 Surabaya amounting to 38 students. This study was carried out in thematic learning on the ward subtheme where I lived semester II of lesson 2018/2019. This type of research is Pre-experimental design, with a quantitative approach, and the research design used is One Group Pretest-Posttest Design. The data collection techniques used are observations and tests.