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Scientific Literacy and Climate Change Perceptions among Junior High School Students in Medan: Insights from the PISA Framework Widia Ningsih; Aristo Hardinata; Rahmi Nazliah; Muhammad Azhari
Jurnal Penelitian Pendidikan IPA Vol 12 No 1 (2026)
Publisher : Postgraduate, University of Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jppipa.v12i1.13854

Abstract

Climate change is a global issue that requires scientific understanding and pro-environmental awareness, making scientific literacy and student perceptions important factors. This study analyzes the scientific literacy and perceptions of junior high school students in Medan City regarding climate change and the relationship between the two based on the PISA 2025 framework. The research design uses a quantitative descriptive approach with a correlational method, involving 130 students from five junior high schools selected through purposive sampling. The instruments included perception questionnaires (cognitive, affective, and conative dimensions) and scientific literacy tests (explaining phenomena, designing investigations, and evaluating information). The results showed that students' conceptual understanding and pro-environmental behavior were high, but their motivation and concern were moderate. Scientific literacy was strongest in evaluating and using information, while the ability to explain phenomena and design investigations still needed improvement. Correlation analysis showed a weak and non-significant positive relationship between perception and scientific literacy (r = 0.113; p = 0.201), indicating that perception alone was not a major factor in achieving scientific literacy. These findings emphasize the need for inquiry-based science learning, projects, problem-based learning, and the use of local contexts, which integrate the strengthening of knowledge, attitudes, and real practices. These strategies are expected to improve scientific literacy as a whole and shape students as agents of change in facing the challenges of climate change.
Pengembangan Monopoli Berbantuan Teknologi QR Code Sebagai Media Pembelajaran IPA Pada Materi Keanekaragaman Hayati Indonesia di SMP Negeri 27 Medan Ali Ahmatul Umri Hasibuan; Khairiza Lubis; Masdiana Sinambela; Wina Dyah Puspita Sari; Widia Ningsih; Koriatul Jannah Siregar; Al-Murizka Annisa; Sunita Karin Purba; Ghania Dhia Ulhaq Lubis
Jurnal Biologi dan Pembelajarannya (JB&P) Vol 12 No 1 (2025): APRIL 2025
Publisher : Universitas Nusantara PGRI Kediri

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29407/jbp.v12i1.24840

Abstract

Penelitian ini bertujuan untuk mengembangkan permainan monopoli berbantuan teknologi QR Code sebagai media pembelajaran IPA pada topik keanekaragaman hayati Indonesia. Penelitian dilakukan di SMP Negeri 27 Medan. Model pengembangan yang digunakan dalam penelitian ini adalah ADDIE, yang mencakup tahapan Analyze, Design, Development, Implementation, dan Evaluation. Media monopoli ini divalidasi berdasarkan tiga aspek: materi, media, dan asesmen. Hasil validasi dari ahli materi memperoleh skor 85,38% (sangat layak), ahli media memperoleh skor 91,54% (sangat layak), dan ahli asesmen memperoleh skor 93,3% (sangat layak), dengan rata-rata keseluruhan validasi sebesar 90,74%. Respons guru menunjukkan skor tertinggi pada aspek visual (93,75%), sedangkan respons siswa menunjukkan skor kelayakan keseluruhan sebesar 91,13%, dengan aspek keterarikan memperoleh skor tertinggi sebesar 93,12%.  
PENGARUH MODEL PROJECT BASED LEARNING TERHADAP KEMAMPUAN LITERASI SAINS SISWA KELAS VIII MATERI SISTEM EKSKRESI Rahma Yuli Rambe; Widia Ningsih
SCIENCE : Jurnal Inovasi Pendidikan Matematika dan IPA Vol. 6 No. 1 (2026)
Publisher : Pusat Pengembangan Pendidikan dan Penelitian Indonesia (P4I)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.51878/science.v6i1.7452

Abstract

The purpose of this study is to determine the effect of the Project Based Learning (PjBL) model on the science literacy skills of eighth-grade students at Imelda Private Junior High School Medan on the excretory system material. This type of research is a quasi experiment with a Non-equivalent Control Group Design using a quantitative research method. The population in this study consists of all eighth-grade students at Imelda Private Junior High School for the 2024/2025 academic year. The research sample was selected using purposive sampling, comprising two classes: an experimental class with the PjBL model, and a control class with the Direct Instruction model. Data were collected through pre-research observations, interviews with eighth-grade science teachers, and science literacy tests. Since the data assumptions were not met, namely the pretest scores of the experimental class were not normally distributed, a nonparametric test was conducted as an alternative, using the Mann-Whitney test to test the hypothesis and the N-Gain test to measure model effectiveness. The analysis results indicated that there is a significant effect of the PjBL model on students' science literacy abilities on excretory system material with an alpha value ABSTRAK Tujuan penelitian ini untuk mengetahui pengaruh model Project Based Learning (PjBL) terhadap kemampuan literasi sains siswa kelas VIII SMP Swasta Imelda Medan pada materi sistem ekskresi. Jenis penelitian ini adalah quasi eksperimen dengan desain Non equivalent Control Group Design dengan metode penelitian kuantitatif. Populasi dalam penelitian ini adalah seluruh siswa kelas VIII SMP Swasta Imelda tahun ajaran 2024/2025. Sampel penelitian dipilih secara purposive sampling yang terdiri dari dua kelas, yaitu kelas eksperimen dengan model PjBL, sedangkan kelas kontrol dengan model Direct Instruction. Data dikumpulkan melalui observasi pra-penelitian, wawancara dengan guru IPA kelas VIII, dan tes literasi sains, karena sumsi data tidak terpenuhi yaitu nilai pretest kelas eksperimen tidak terdistribusi normal, maka dilakukan uji nonparametrik sebagai alternatif yaitu menggunakan uji Mann-Whitney untuk menguji hipotesis dan uji N-Gain untuk mengukur keefektifan model. Hasil analisis menunjukkan bahwa terdapat pengaruh signifikan model PjBL terhadap kemampuan literasi sains siswa pada materi sistem ekskresi dengan perolehan Alpha.