Dilla Oktaviana
Universitas PGRI Banyuwangi

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Efektivitas Penerapan Model Pembelajaran Problem Based Learning (PBL) Dalam Meningkatkan Keterampilan Berpikir Kritis Siswa SMPN 3 Banyuwangi Dilla Oktaviana; Arie Ramadhani; Desi Yunita Putri
Jurnal Bina Ilmu Cendekia Vol. 7 No. 2 (2026): Jurnal Bina Ilmu Cendekia
Publisher : MAN Insan Cendekia Jambi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.46838/jbic.v7i2.1342

Abstract

This study aimed to determine the effectiveness of the Problem-Based Learning (PBL) model in enhancing the critical thinking skills of 9th-grade students at SMPN 3 Banyuwangi regarding the topic "The Meaning of Freedom of Expression," a study motivated by the fact that 60% (18 out of 31) of the students demonstrated low critical thinking skills. The research employed a quantitative approach with a quasi-experimental design. Hypothesis testing results showed a significance value of 0.001 (< 0.05); consequently, the null hypothesis (H0) was rejected, and the alternative hypothesis (Hα) was accepted. The experimental class showed an increase in the mean score from 75.85 (pre-test) to 87.81 (post-test), while the control class improved from 70.63 to 81.00. Students taught using the PBL model demonstrated higher levels of critical thinking achievement and more positive responses compared to the control class. Thus, the implementation of PBL proved effective in significantly enhancing students' critical thinking skills.