<![CDATA[Problem based learning is a learning model that focuses on students and is contextual in nature. Students are directly involved in finding a solution to a problem, so that the model is able to improve high-level thinking skills. The purpose of this study is to see the effect of the problem based learning model on high-level thinking skills of high school students. The research design applied was quasi experiment. The subjects in this study consisted of two classes namely class XI MIPA 4 as ekpeimmen class and XI Language as control class. The study was conducted at MAN Kota Batu in 2019. The data analysis used is the independent sample t-test which shows the effect that is proven by the significance of <0.05 that is 0,000 so that the two variables are declared influential.]]>
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