<![CDATA[This study aims to determine the significant effect of the Probing-Prompting learning model on students' critical thinking skills at SMPN 40 Pekanbaru. This study is motivated by the low critical thinking skills of students, including students having difficulty in understanding a text or information obtained and students having difficulty drawing logical conclusions based on the information obtained. This type of research is a quantitative study with a Quasi Experiment approach with a Nonequivalent Control Design. The population in this study is class VII, totaling 205 students, while the sample in this study consists of 2 classes, namely class VII E as the experimental class and class VII C as the control class, totaling 80 students. The sample uses a Purposive Sampling technique. Data collection techniques use observation, tests and documentation. Data analysis techniques are normality tests, homogeneity tests, and hypothesis tests (Independent Sample t-Test) and influence tests (Effect-Size). Data analysis to test the hypothesis was carried out using the IBM SPSS Statistics Version 22 application. Based on the hypothesis test using the Independent Sample t-Test, the calculated t and t table were 6.559 > 1.668 with a significance level of 0.05 or 5% which stated that Ha was accepted and H0 was rejected. The magnitude of the influence of the Probing-Prompting learning model on Social Sciences subjects can be seen from the results of the Effect Size test of 3.46.]]>
