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Journal : PENDIPA Journal of Science Education

PENGARUH MODEL PEMBELAJARAN FLIPPED CLASSROOM BERBANTUAN VIDEO PEMBELAJARAN TERHADAP KEMAMPUAN BERPIKIR KRITIS DAN HASIL BELAJAR IPA DI SMPN 27 SAMARINDA Chipsy, Anggi Putri Yulia; Purwati, Sri; Herliani; Serena, Nelda A.; Masitah; Akhmad
PendIPA Journal of Science Education Vol 9 No 1 (2025): February
Publisher : UNIB Press

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33369/pendipa.9.1.118-123

Abstract

This study aims to determine the effect of the flipped classroom learning model assisted by instructional videos on the critical thinking skills and science learning outcomes of seventh-grade students at SMP Negeri 27 Samarinda. The research used a quasi-experimental method with a non-equivalent control group design. The sample consists of 21 students, with the experimental group using the flipped classroom model and the control group using the Student Team Achievement Division (STAD) model. The results show that in the experimental group, the average pretest and posttest scores for critical thinking increased from 28.29 to 76.67 (N-gain 0.67), and learning outcomes improved from 24.76 to 77.10 (N-gain 0.69). In contrast, in the control group, critical thinking scores increased from 20.29 to 64.29 (N-gain 0.54), and learning outcomes improved from 16.48 to 62 (N-gain 0.54). The t-test showed a significance value of 0.000 < 0.05, with t-value > t-table for both critical thinking and learning outcomes. In conclusion, the flipped classroom model assisted by instructional videos has a significant impact on enhancing students' critical thinking skills and science learning outcomes.
Implementasi Model Pembelajaran Nested dengan Memanfaatkan Lingkungan Sekolah Terhadap Keteampilan Berpikir dan Keterampilan Sosial Siswa SMPN 3 Tenggarong Seberang Ahmadi, Amelia Hardiyanti; Rambitan, Vandalita M.M; Nasution, Ruqoyyah; Herliani; Akhmad
PendIPA Journal of Science Education Vol 9 No 1 (2025): February
Publisher : UNIB Press

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33369/pendipa.9.1.167-174

Abstract

Keterampilan berpikir dan keterampilan sosial yang dimiliki siswa kelas VII di SMP Negeri 3 Tenggarong Seberang masih rendah, sehingga penelitian ini dilakukan untuk mengkaji terkait bagaimana model pembelajaran nested berpengaruh terhadap keterampilan berpikir, keterampilan sosial, dan persepsi siswa terhadap pemanfaatan lingkungan sekolah sebagai sumber belajar untuk memberikan pengalaman belajar yang membentuk sikap ilmiah siswa. Jenis penelitian yaitu quasi-experimental dengan Nonequivalent Control Group Design. Teknik pengambilan sampel secara Purposive Sampling, sesuai dengan nilai rata-rata harian siswa. Hasil rata-rata pencapaian keterampilan berpikir siswa kelas eksperimen level unistruktural 100 %, multistruktural 85%, relasional 65%, dan abstark diperluas 58% lebih tinggi dibandingkan kelas kontrol level unistruktural 100%, multistruktural 83%, relasional 60%, abstark diperluas 53, sehingga dapat disimpulkan bahwa model pembelajaran nested berpengaruh terhadap keterampilan berpikir siswa. Kemudian nilai rata-rata keterampilan sosial pada kelas eksperimen sebesar 65,8 lebih tinggi dari kelas kontrol sebesar 62,2 sehingga model pembelajaran nested berpengaruh pada keterampilan sosial. Selanjutnya persepsi siswa bahwa lingkungan sekolah dapat dimanfaatkan sebagai sumber pembelajaran yang efektif dengan menggunakan kuesioner didapatkan nilai indeks rata-rata sebesar 79,5% dengan interpretasi setuju.
Pengaruh Model Pembelajaran Problem Based Learning Berbantuan Media Video Terhadap Kemampuan Bepikir Kritis Siswa SMAN 13 Samarinda Pada Materi Bakteri: Pengaruh Model Pembelajaran Problem Based Learning Berbantuan Media Video Terhadap Kemampuan Bepikir Kritis Siswa SMAN 13 Samarinda Pada Materi Bakteri Rifky; Purwati, Sri; Herliani; Lumowa, Sonja V.T
PendIPA Journal of Science Education Vol 9 No 2 (2025): June
Publisher : UNIB Press

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33369/pendipa.9.2.537-544

Abstract

This research aims to determine the effect of the Problem Based Learning (PBL) learning model assisted by video media on the critical thinking abilities on the material Bacteria. The ability to think critically is an important competency for the 21st century that needs to be developed in the biology learning process, especially in abstract and complex material such as bacteria. The research method used was quasi-experimental with a pretest-posttest control group design. The research sample consisted of two classes selected purposively, namely the experimental class which received the PBL model treatment assisted by video media, and the control class which used the conventional learning model. The instrument used is a critical thinking test which was developed based on critical thinking indicators according to Ennis. The data analysis technique used is the Independent Sample t-Test with a significance level of 5%. Based on the results of data analysis, it was found that the t test on students' critical thinking skills showed a significance value (0.000 < 0.005). Thus, it can be concluded that there is a significant influence from the use of the Problem Based Learning learning model assisted by video media on students' critical thinking skills in the Bacteria material.
The Correlation Between Implementation of the Merdeka Curriculum and Students’ Learning Independence in Science Learning Among Eighth-Grade Students at SMP Negeri 48 Samarinda: Hubungan Implementasi Kurikulum Merdeka dengan Kemandirian Belajar Siswa dalam Pembelajaran IPA Riskhy, Friska; Herliani; Maasawet, Elsje T.; Makkadafi, Suparno P.
PendIPA Journal of Science Education Vol 9 No 2 (2025): June
Publisher : UNIB Press

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33369/pendipa.9.2.562-568

Abstract

This study aimed to determine the relationship between the implementation of the Merdeka Curriculum and students’ learning independence in Science subjects among eighth-grade students at SMP Negeri 48 Samarinda. This research employed a quantitative approach with a correlational method. The sample consisted of 100 students selected using stratified random sampling from a total population of 128 students. Data was collected using a closed-ended questionnaire based on a Likert scale. The data analysis techniques included normality testing, linearity testing, and Pearson Product Moment correlation. The results showed that the implementation of the Merdeka Curriculum was categorized as "Very Good" with a percentage score of 81.60%, while students’ learning independence was categorized as "Good" with a percentage score of 79.77%. The correlation test indicated a positive and significant relationship between the implementation of the Merdeka Curriculum and students' learning independence, with a correlation coefficient (r) of 0.685 and a significance value of 0.000 (< 0.05). Additionally, the coefficient of determination showed that the Merdeka Curriculum contributed 46.90% to students' learning independence. These findings suggest that the more optimally the Merdeka Curriculum is implemented, the higher the level of students' learning independence. This research is expected to serve as a reference for teachers and school stakeholders in enhancing the quality of science learning that fosters student independence.
Pengaruh Kombinasi Penggunaan Pestisida Nabati Daun Langsat (Lansium domesticum) dan Daun Mimba (Azadirachta indica A.Juss) Terhadap Intensitas Serangan Serangga Hama Pada Tanaman Sawi Hijau (Brassica juncea L.): - Halefi, Adinda Jihan; Lumowa, Sonja Vera Tineke; Herliani; Maasawet, Elsje Theodora
PendIPA Journal of Science Education Vol 9 No 3 (2025): October
Publisher : UNIB Press

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33369/pendipa.9.3.790-793

Abstract

Penelitian ini bertujuan untuk menganalisis pengaruh kombinasi ekstrak daun langsat (Lansium domesticum) dan daun mimba (Azadirachta indica A. Juss) terhadap intensitas serangan serangga hama pada tanaman sawi hijau (Brassica juncea L.), serta menentukan konsentrasi yang paling efektif. Penelitian dilakukan secara eksperimental menggunakan Rancangan Acak Kelompok (RAK) dengan lima perlakuan (kontrol, konsentrasi 15%, 30%, 45%, dan 60%) masing-masing lima ulangan, sehingga total terdapat 125 tanaman sampel. Aplikasi pestisida nabati dilakukan mulai umur tanaman 7 hari dan diulang dua kali seminggu. Data intensitas serangan hama dianalisis menggunakan ANOVA, dilanjutkan dengan uji Beda Nyata Terkecil (BNT) pada taraf 1%. Hasil penelitian menunjukkan bahwa pemberian kombinasi ekstrak daun langsat dan daun mimba berpengaruh nyata terhadap penurunan intensitas serangan hama pada semua waktu pengamatan. Konsentrasi 60% menghasilkan penurunan intensitas serangan paling signifikan dibandingkan perlakuan lain, dengan rata-rata intensitas serangan pada kategori ringan. Disimpulkan bahwa kombinasi ekstrak daun langsat dan daun mimba berpotensi sebagai pestisida nabati efektif dan ramah lingkungan dalam mengendalikan hama pada tanaman sawi hijau.