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Critical-Collaborative Learning Model on Socioscientific Issues: Impact on Critical Thinking Skills of Pre-Service Teachers Irwandani*, Irwandani; Aridan, Muhammad; Barata, Muhammad Farhan; Susilowati, Nur Endah; Villarama, Joseph Agbuya
Jurnal IPA & Pembelajaran IPA Vol 9, No 2 (2025): JUNE 2025
Publisher : Universitas Syiah Kuala

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24815/jipi.v9i2.45948

Abstract

This study investigates the impact of the critical-collaborative learning model (CCLM), which integrates socioscientific issues within a problem-based learning framework, on enhancing the critical thinking skills (CTS) of pre-service physics teachers. A quasi-experimental design with non-equivalent control groups was employed, with 26 students in the experimental group and 27 students in the control group. The experimental group, which engaged in project-based learning activities centered on real-world issues such as climate change and energy crises, demonstrated significant improvements in CTS, as measured by the Rasch model. The pretest mean logit for the experimental group was 125.25 (SD = 72.24), and after the intervention, the posttest mean logit was 77.69 (SD = 3.87), showing a significant improvement with a gain of -47.56. In contrast, the control group showed a smaller change, with a pretest mean logit of 66.92 (SD = 45.28) and a posttest mean logit of 50.23 (SD = 80.57), resulting in a smaller gain of -16.68. The findings suggest that incorporating collaborative and socioscientific elements into the learning process fosters deeper engagement and higher-order thinking. This study contributes to the body of research supporting constructivist-based and collaborative learning approaches, offering valuable insights into their application in science education. Further investigation into the long-term effects of such models across diverse educational contexts is recommended
Waste into Rupiah: Empowering Pre-prosperous Households ThroughWaste Management Program in Bandar Lampung City Irwandani, Irwandani; Handoko, Akbar; Barata, Muhammad Farhan; Putri, Bella Satiyo
Smart Society Vol. 5 No. 2 (2025): Smart Society
Publisher : FOUNDAE (Foundation of Advanced Education)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.58524/1qm37p31

Abstract

Waste management in Bandar Lampung has reached a critical point, with significant environmental and public health implications. This community engagement initiative, titled "Turning Waste into Rupiah," focuses on empowering underprivileged households through waste management programs. Drawing on the Asset-Based Community Development (ABCD) framework, the program integrates local resources and emphasizes community participation to address waste-related challenges. The theoretical underpinning aligns with community empowerment and sustainable development principles, aiming to enhance environmental awareness and economic opportunities. The project employed a participatory approach involving 55 pre-identified low-income households in Way Dadi, Sukarame. Activities included training sessions on waste segregation, recycling, and value-adding practices like making plastic-stuffed cushions and compost production. Surveys and workshops were conducted to assess participants' knowledge, behavior, and potential in waste management. Key outcomes showed that while 58.2% of participants recognized the economic potential of waste, only 14.5% consistently practiced segregation. Post-training, participants demonstrated improved skills and produced marketable products, including compost and cushions. Collaborations with local stakeholders, including recycling industries and municipal authorities, ensured sustainable program implementation. The initiative effectively bridged environmental conservation with economic empowerment, showcasing the dual benefits of waste management.This program highlights the transformative power of community engagement in addressing environmental issues while fostering economic resilience. Future efforts should focus on scaling up such initiatives to broader populations and enhancing long-term impact through policy support and continued community involvement.