This research is a quasi-experimental study using a control group pre-test and post-test design. 40 students from class V of SD PAB 1 Klumpang who became the population of this study, with 2 different classrooms as the experimental class and the control class. The research tool is in the form of a research test consisting of 20 multiple choice questions. Data analysis was taken from student learning outcomes before and after the test. In addition, data analysis was carried out for the normality test, homogeneity test and continued with the independent sample t test. Then obtained a significant value of 0.968 > 0.05, then rejecting H0 and accepting H1, which means fifth grade students at SD PAB 1 Klumpang who use the learning model that has been tested namely Contextual Teaching and Learning (CTL) have significantly different science learning outcomes with students who use conventional learning models.