This study aims: (1) to distinguish the positive difference of students' learning result in the application of Problem Based Learning, Problem Solving and Conventional learning models; (2) to distinguish the positive difference of students' preparedness in the application of Problem Based Learning, Problem Solving and Conventional learning models; (3) to identify that the learning result of students in the application of Problem Based Learning model is more effective than Problem Solving

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... g model; (4) to identify that the preparedness of students in the application of Problem Based Learning model is more effective than Problem Solving learning model; (5) to find out that the learning result of students in the application of Problem Solving learning model is more effective than Conventional learning model; (6) to find out that the preparedness of students in the application of Problem Solving learning model is more effective than Conventional learning model; (7) to pinpoint that the learning result of students in the application of Problem Based Learning model is more effective than Conventional learning model; (8) to pinpoint that the preparedness of students in the application of Problem Based Learning model is more effective than Conventional learning model. The method of the study used is quasi experimental. Samples are taken at random or by using simple random sampling technique, which are X IIS class 1, 2, and 4.