The background of this research is based on the lack of studentsâ activity and the lowest of the students outcome, it because they were not interested in Science. The objective of this research is to find out the influences of Jigsawâs learning model to helps the studentsâ outcome in learning Science for the Fourth Grade Students of SD Negeri Bandungrejo 01 Mranggen, such as, the teacherâs performance, students activity, and the outcome of the study. Based on the result of this research, it shows the average before using Jigsaw was 60 increasing to 81. Thus, this analysis obtained ttest at 11.826 while ttabel with db = 32-1 = 31 and 0.05 significance level of 1.684. Because thitung> ttabel ie 11.826> 1.684, then Ho is rejected and Ha is accepted or it can be said that there is influence of Jigsawâs Learning Model for science learning for the fourth grade students of SDN Bandungrejo 01 Mranggen. The observations during Jigsaw learning activities by using pictures give the increase result of studentsâ activity. Based on the teacherâs result while doing the research is 87 and it can be conclude the criteria of teacherâs performance is good.