PENGEMBANGAN LEMBAR KERJA SISWA BERBASIS STEM UNTUK MENINGKATKAN KETERAMPILAN BERPIKIR KREATIF SISWA KELAS V SEKOLAH DASAR

Abstract

The background of this research is the limited of subject matter and the low of students’ creative think skill problem especially in mathematical and natural sciences subject in SD Dukuhturi 01. The objectives of the research is to develop the product and to know the effectiveness of using STEM-based worksheet in increasing creative think skill of fifth grade students. The type of this research is Research and Development (R&D) with pre-experimental design type of One-Group Pretest-Posttest Design and using 4D model from Thiagarajan (1974). The sample was taking by sampling purposive with the sample amount 25 respondent. The technique of data collection used interview, questionnaire, and test. Technique of data analysis used prerequisite test and simple linear regression test. Finally, from the result it can be found that (1) mathematical and sciences worksheet is suitable and valid to use based on the media validation result 4,38 which is included in excellent categories and the material validation result 4,2 which is included in good categories. (2) mathematical and sciences worksheet STEM-based has influences shown by the output result Anova value sig. = 0,000 < 0,05, table R square 50,6 %, and value thitung = 4.850 with significances 5% and ttabel = 1,711. The suggestion from the research is the teachers should develop the students’ worksheet with another approximant especially to increasing students’ creative think skill.