摘要：The purpose of this research is to develop and describe science characteristics of learning model based on Creative-Inquiry process to increase students’ creative thinking and understanding in SMPN Pematangsiantar. The learning model used Borg & Gall with One-Group Pretest Posttest Design. The data collection used validation method, observation, test, and questionnaire. The technique of data analysis used descriptive quantitative, qualitative, and non-parametric statistic. The research results are: 1)The learning material has valid category, 2) Learning material from lesson plan implementation has practical category, 3)The effectiveness of learning material seen from Improvement of students’ learning achievement and Creative thinking ability through N-gain has high category. Result of non-parametric statistic analysis, namely: There is no difference and improvement of students’ creative thinking ability in SMPN P.siantar. Students’ responds in learning material implementation are very positive. The conclusion is science learning materials based on Creative-Inquiry process are valid, practical, and effective in SMPN Pematangsiantar.
其他摘要：Penelitian ini bertujuan untuk mengembangakan dan mendeskripsikan karakteristik model pembelajaran sains berbasis proses kreatif-inkuiri untuk meningkatkan pemahaman dan berpikir kreatif siswa di SMPN. Model pembelajaran menggunakan model Borg & Gall deng
