This research aims to determine the critical thinking abilities of students in Islamic Religious Education subjects who study using discovery learning methods and direct learning methods. This research uses a quantitative research approach with a quasi-experimental research design using a non-equivalent control group design model. The research was conducted at one of the Madrasah Aliyah in Bandung District with a sample of 2 class XI classes. The data collection technique used was a critical thinking ability test in the form of an essay with 4 questions. The data analysis technique used is the difference test analysis technique. The results of the research show that the critical thinking abilities of students who learn using the discovery learning method are higher on average than students who learn using the direct learning method.