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Journal : Cendikia Pendidikan

PENINGKATAN KETRAMPILAN BERPIKIR KRITIS SISWA KELAS 4 SD PADA MATA PELAJARAN MATEMATIKA MELALUI MODEL PEMBELAJARAN PROBLEM BASED LEARNING Fardani, Tika Sindi; Kurniawati, Rissa Prima; Hadi, Nur
Sindoro: Cendikia Pendidikan Vol. 7 No. 11 (2024): Sindoro Cendikia Pendidikan
Publisher : Cahaya Ilmu Bangsa Institute

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.9644/sindoro.v7i11.6712

Abstract

Penelitian ini bertujuan untuk meningkatkan keterampilan berpikir kritis siswa kelas IV SDN Margomulyo 2 Ngawi dengan menerapkan model pembelajaran Problem Based Learning pada mata pelajaran matematika. Jenis penelitian ini termasuk jenis Penelitian Tindakan Kelas (PTK), yang terdiri dari dua siklus. Subjek penelitiannya siswa kelas 4 SDN Margomulyo 2 Ngawi sebanyak 13 siswa. Teknik pengumpulan data yang digunakan peneliti ini adalah teknik non tes yang meliputi observasi, kuesioner dan dokumentasi. Ketrampilan berpikir kritis pada studi awal pendahuluan menunjukan sebanyak 13 siswa terdapat 14% menduduki kategori sangat tinggi, 14% menduduki kategori tinggi, 24% menduduki kategori sedang, dan 48% menduduki kategori rendah. Hasil siklus I menunjukan 38% menduduki kategori sangat tinggi, 29% menduduki kategori tinggi, 19% menduduki kategori sedang, dan 14% menduduki kategori rendah. Pada hasil peningkatkan keterampilan berpikir kritis siswa ini ditunjukkan dengan perolehan rerata skor pada siklus I sebesar 65,85 %. Hasil dari siklus II menunjukan 52,5% menduduki kategori sangat tinggi, 33,5% menduduki kategori tinggi, 14% menduduki kategori sedang. Pada hasil peningkatkan keterampilan berpikir kritis siswa ini ditunjukkan dengan perolehan rerata skor pada siklus II sebesar 73,85. Berarti terjadi peningkatan sebesar 10,31%. Hasil penelitian menunjukkan bahwa penerapan model pembelajaran Problem Based Learning pada mata pelajaran Matematika dapat meningkatkan keterampilan berpikir kritis siswa kelas 4 SDN Margomulyo 2 Ngawi. This research aims to improve the critical thinking skills of class IV students at SDN Margomulyo 2 Ngawi by applying the Problem Based Learning learning model to mathematics subjects. This type of research includes Classroom Action Research (PTK), which consists of two cycles. The research subjects were 13 grade 4 students at SDN Margomulyo 2 Ngawi. The data collection technique used by this researcher is a non-test technique which includes observation, questionnaires and documentation. Critical thinking skills in the initial preliminary study showed that of 13 students, 14% were in the very high category, 14% were in the high category, 24% were in the medium category, and 48% were in the low category. The results of cycle I showed that 38% were in the very high category, 29% were in the high category, 19% were in the medium category, and 14% were in the low category. The results of improving students' critical thinking skills are shown by the average score obtained in cycle I of 65.85%. The results from cycle II showed that 52.5% were in the very high category, 33.5% were in the high category, 14% were in the medium category. The results of improving students' critical thinking skills are shown by the average score obtained in cycle II of 73.85. This means there was an increase of 10.31%. The results of the research show that the application of the Problem Based Learning learning model in Mathematics subjects can improve the critical thinking skills of grade 4 students at SDN Margomulyo 2 Ngawi.
MENINGKATKAN HASIL BELAJAR SISWA MELALUI PENERAPAN MODEL PEMBELAJARAN PROBLEM BASED LEARNING (PBL) DENGAN MEDIA KONKRIT PADA MATERI CAHAYA DAN SIFATNYA IPAS KELAS V SDN MARGOMULYO 2 NGAWI Anugrahini, Fitria; Kurniawati, Rissa Prima; Hadi, Nur
Sindoro: Cendikia Pendidikan Vol. 7 No. 12 (2024): Sindoro Cendikia Pendidikan
Publisher : Cahaya Ilmu Bangsa Institute

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.9644/sindoro.v7i12.6713

Abstract

Penelitian tindakan kelas ini bertujuan untuk meningkatkan hasil belajar siswa kelas V SDN Margomulyo 2 Ngawi pada materi cahaya dan sifatnya melalui penerapan model Problem Based Learning (PBL) dengan media konkret. Penelitian dilaksanakan dalam dua siklus, melibatkan 14 siswa. Data dikumpulkan melalui observasi, tes hasil belajar, dan wawancara. Hasil penelitian menunjukkan peningkatan signifikan dalam persentase ketuntasan belajar dari 21,43% pada prasiklus, menjadi 57,14% pada siklus I, dan mencapai 85,71% pada siklus II. Penerapan model PBL dengan media konkret tidak hanya meningkatkan pemahaman konseptual siswa, tetapi juga mengembangkan keterampilan berpikir kritis dan pemecahan masalah. Perubahan positif juga terlihat dalam aktivitas belajar siswa, dengan peningkatan keterlibatan dan kepercayaan diri dalam melakukan eksperimen dan diskusi. Penelitian ini menyimpulkan bahwa model PBL dengan media konkret efektif dalam meningkatkan hasil belajar dan aktivitas siswa pada pembelajaran IPAS di sekolah dasar. This classroom action research aimed to improve the learning outcomes of fifth-grade students at SDN Margomulyo 2 Ngawi on the topic of light and its properties through the implementation of Problem Based Learning (PBL) model with concrete media. The research was conducted in two cycles, involving 14 students. Data were collected through observation, learning outcome tests, and interviews. The results showed a significant increase in the percentage of learning mastery from 21.43% in the pre-cycle, to 57.14% in cycle I, and reaching 85.71% in cycle II. The application of the PBL model with concrete media not only enhanced students' conceptual understanding but also developed critical thinking and problem-solving skills. Positive changes were also observed in students' learning activities, with increased engagement and confidence in conducting experiments and discussions. This research concludes that the PBL model with concrete media is effective in improving learning outcomes and student activities in science learning at the elementary school level.