This study aims to determine students' higher order thinking skills, know the difficulties faced by the teachers and find out the solution adopted in overcoming the difficulties of teachers in developing higher level thinking skills in class XII student at SMAN 2 Gowa. This type of research is descriptive qualitative research. Purposive sample in this study is three biology teachers and 67 students of class XII in school SMAN 2 Gowa. The research instruments used in data collection is divided

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... to two, namely the instrument test items for high-level thinking skills and interview guides to know the difficulties and solutions adopted to overcome teachers difficulties. The data obtained and analyzed by reducing, summarize and display data. Based on the data obtained can be seen that the high-level thinking skills of students is relatively low. The difficulties encountered by teachers include teacher is difficult to overcome the ability of students of different, less able to determine methods and appropriate learning models, lack of understanding as to think critically, make students feel interested in responding apersepsi given, less able to adjust between about with said operational work, and have not been able to overcome the differences in the way students have to demonstrate their ability to think. While the solutions that can be taken to overcome the difficulties of teachers in the learning that is doing the learning activities in groups to the students, held training on the development of thinking skills of a high level of students, conducting apersepsi in a style different from the usual, learning to build the necessary capacities in the learning process, more reading related references how to make the test, accumulating a value obtained by students, learning to make the assessment instruments.