Penerapan Guided Inquiry Berbantu Memory Match Game untuk Meningkatkan Retensi dan Kemampuan Berpikir Kritis Siswa Kelas X SMA

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This research aimed to improve the retention and the critical thinking skill of the biology students in X grade of SMA N 1 Karanganyar through the implementation of Guided Inquiry assisted Memory Match Game. This research was a classroom action research which is divided by several cycles. Each cycle includes four stages: planning, action, observation, and reflection. The subject of this research is the students of X IPA 6 class of SMA N 1 Karanganyar in academic year of 2013/2014.  Data collecting are test and non-test technique. The test is used in order to measure the retention and the critical thinking skill. Non-test of this research was observation, interview and documentation. Data analysis of this research was descriptive qualitative analysis and data validation by using triangulation method. The results of this research show that students retention and critical thinking skill increase. It can be seen in students retention from Pre-cycle, Cycle I, and Cycle II, it increase from 62,38% to 93,33%. The critical thinking skill consist of 6 aspects includes; interpretation, analysis, evaluation, inference, explanation, and self regulation. Interpretation aspect increase from 64,76% to 53,33%, analysis aspect increase from 52,14% to 82,85%, evaluation aspect increase from 56,42% to 77,14%, inference aspect increase from 53,57% to 88,57%, explanation aspect increase from 54,28% to 76,42%, and self regulation aspect increase from 56,71% to 85,71%. Based on the results of this research, the researcher draws a conclusion that the implementation of Guided Inquiry with Memory Match Game can improve students retention and the critical thinking,