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Maulida Rahmi
Universitas Abulyatama
Education

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PENGARUH MODEL PEMBELAJARAN BERBASIS PROYEK TERHADAP KEMAMPUAN BERPIKIR KRITIS SISWA PADA MATERI KEANEKARAGAMAN HAYATI DI SMAN 2 KUTA BARO Maulida Rahmi; Silvi Puspa Widya Lubis; Syarifah Farissi Hamama
Jurnal Dedikasi Pendidikan Vol. 10 No. 1 (2026): Januari 2026
Publisher : Center for Research and Community Service (LPPM) University of Abulyatama

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30601/dedikasi.v10i1.7524

Abstract

This study aims to determine the effect of project-based learning models on students' critical thinking skills on biodiversity material at SMA Negeri 2 Kuta Baro. This research is a quantitative study. This type of research is pre-experimental with a One Group Pretest-Posttest design. The population is all students of class X IPA SMAN 2 Kuta Baro. The sample in this study amounted to 20 people from class X IPA I. The research instrument used was a 20-item multiple-choice test. Data analysis techniques used the N-Gain test and T test to test the hypothesis. N-gain 0,7185 with a high category. This study shows that there is a significant influence of the project-based learning model on students' critical thinking skills on biodiversity material in class X IPA 1 SMAN 2 Kuta Baro. With N-gain 0,7185 with a high category and calculated t-value greater than the t-table 31,848 > 2,093. In the eta squared test results, the pretest value was 0,853 while the posttest value was 0,871
Co-Authors Lubis, Silvi Puspa Widya Syarifah Farissi Hamama