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Pengembangan Lesson Plan Berbasis Discovery Learning pada Materi Energi Terbarukan Afriliyani; Dini Hadiarti; Hamdil Mukhlishin
Jurnal Pendidikan Kimia FKIP Universitas Halu Oleo Vol. 9 No. 3 (2024): Desember 2024
Publisher : Jurusan Pendidikan Kimia Universitas Halu Oleo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36709/jpkim.v9i3.110

Abstract

Penelitian ini  bertujuan untuk  mengetahui kepraktisan Lesson Plan dengan langkah-langkah penerapan model Discovery Learning pada materi energi terbarukan. penelitian ini menggunakan metode pengembangan Research and Development (R&D) dengan model Three Stages Research and Development (TSRD) terdapat tiga tahapan dalam model TSRD yaitu pra pengembangan, pengembangan, dan tahap pasca pengembangan. Langkah-langkah sistematis model Discovery Learning yaitu, tahapan stimulation, problem statement, data collection, data  prosessing, verification, dan generalization. Hasil penelitian ini menunjukkan bahwa lesson plan berbasis discovery learning sangat praktis digunakan untuk meningkatkan proses pembelajaran siswa. Persentase hasil uji kepraktisan lesson plan diperoleh senilai 95,55% yang dikategorikan sangat praktis. Penyususunan Lesson Plan berbasis Discovery Learning guru diwajibkan untuk merencanakan pembelajaran yang interaktif, inspiratif, menyenangkan, menantang, efisien, memotivasi peserta didik untuk berpartisipasi aktif.
Penguatan Keterampilan Entrepreneur Himpunan Mahasiswa Pendidikan Kimia Melalui Pendampingan Inovasi, Standarisasi, dan Repackaging Es Krim Dini Hadiarti; Fitriani Fitriani; Nur Aulia Fitri
ABSYARA: Jurnal Pengabdian Pada Masayarakat Vol 6 No 1 (2025): ABSYARA: Jurnal Pengabdian Pada Masyarakat
Publisher : Universitas Hamzanwadi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29408/ab.v6i1.29508

Abstract

The lack of innovation and standardization in Serbato Ice Cream presents a major challenge to product development and market competitiveness. This community engagement program aimed to enhance product value through recipe modification, new variant creation, product standardization, and packaging redesign. The innovation included replacing the red coloring from serbat water with the natural blue pigment of butterfly pea flowers, adjusting the recipe for a smoother texture, and conducting tests on fat, protein, and microbiological content. Repackaging involved adding nutritional information, halal certification, and expiration dates. The results revealed that Bulato Ice Cream contained higher protein (12.45%) than Serbato Ice Cream (2.70%), while Serbato Ice Cream had a higher fat content (2.70%) than Bulato (2.34%). Microbiological analysis confirmed both products were free of bacterial contamination. Sensory tests showed that Bulato Ice Cream was preferred for its color, sweetness, and flavor, while Serbato Ice Cream was favored for its aroma and texture. These innovations not only improved product quality and safety but also contributed economically to HIMDIKIM through the commercialization of attractive, standardized local ice cream products
Development of an Environment-Based Electronic Worksheet for Chemical Equilibrium Practicum Selviana Putri; Fitriani Fitriani; Dini Hadiarti
Jurnal Pendidikan Terapan Vol 4, No 3 July (2026)
Publisher : Sakura Digital Nusantara

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.61255/jupiter.v4i3.1478

Abstract

Purpose: This research aims to develop an environmentally based practicum E-LKPD (electronic student worksheet) on Chemical Equilibrium material to address laboratory facility limitations and produce a valid, practical product with potential to improve students' conceptual understanding. Methods: This study used the Research and Development (R&D) method with a 3D model (Define, Design, Develop) modified from the 4D model. Subjects were 11th-grade high school students, involving a small-scale trial (9 students) and a large-scale trial (27 students) selected via purposive sampling. Data were collected through expert validation sheets, student response questionnaires, and pretest-posttest questions, then analyzed using validity and practicality percentages and Normalized Gain (N-gain). Findings: The E-LKPD was rated very valid by media experts (95.83%) and material experts (94.44%), and very practical based on student responses (86.36% small-scale; 87.04% large-scale). Average N-gain of 0.90 (small-scale) and 0.92 (large-scale), both in the high category, indicated the E-LKPD's potential to improve conceptual understanding. Research Limitations: This research was conducted in only one class at one school without a comparison group, so generalizability remains limited and further research in a broader context is needed. Research Implications: This E-LKPD can serve as an economical, applicable, and environmentally friendly alternative teaching material for chemistry teachers, particularly in schools with limited laboratory facilities, enabling more contextual and interactive chemical equilibrium learning. Originality: This research develops an environment-based practicum E-LKPD integrating local environmental potential with interactive digital features for chemical equilibrium learning, an approach still relatively rare in previous studies.
Pemberdayaan Ekonomi Masyarakat Melalui Olahan Herbal Kayu Secang dan Bunga Telang Hadiarti, Dini; Prasetio, Eko; Ichlas, Dwiki Nur; Fatimah, Siti; Chairia, Siti Azzahra; Ariefatie, Balqis Gina; Apriyandi, Muhammad Dwi
ABDINE: Jurnal Pengabdian Masyarakat Vol. 5 No. 2 (2025): ABDINE : Jurnal Pengabdian Masyarakat
Publisher : Institut Teknologi dan Bisnis Riau Pesisir

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.52072/abdine.v5i2.1668

Abstract

Kegiatan pemberdayaan masyarakat di Kampung Pueh, Samatan, Malaysia dilakukan melalui pemanfaatan kayu secang (Caesalpinia Sappan) dan bunga telang (Clitoria Ternatea) sebagai bahan dasar minuman herbal. Sasaran program ini adalah masyarakat Kampung Pueh, khususnya ibu rumah tangga, pelaku usaha mikro, serta kelompok produktif desa yang memiliki potensi untuk mengembangkan usaha berbasis sumber daya lokal. Program ini bertujuan untuk meningkatkan pengetahuan masyarakat mengenai khasiat tanaman herbal sekaligus membekali keterampilan dalam mengolahnya menjadi produk minuman sehat bernilai ekonomi. Metode yang digunakan meliputi sosialisasi, pelatihan, dan praktik pembuatan Serasah Herbal Drink dengan memanfaatkan kayu secang, bunga telang, dan rempah-rempah lokal. Hasil kegiatan menunjukkan bahwa masyarakat mampu memahami kandungan bioaktif serta manfaat kesehatan dari kedua tanaman tersebut, seperti sifat antioksidan, antiinflamasi, dan peningkat daya tahan tubuh. Selain itu, warga berhasil memproduksi minuman herbal dengan kualitas baik, cita rasa khas, serta daya tarik visual yang tinggi. Kegiatan ini tidak hanya berdampak pada peningkatan kesadaran akan kesehatan, tetapi juga membuka peluang usaha rumahan berbasis potensi lokal. Implikasi dari kegiatan ini adalah meningkatnya kapasitas masyarakat dalam pengelolaan sumber daya alam secara berkelanjutan, tumbuhnya jiwa kewirausahaan lokal, serta terciptanya produk herbal fungsional yang berpotensi dikembangkan sebagai komoditas unggulan desa. Program ini berkontribusi dalam meningkatkan kesejahteraan masyarakat melalui pengembangan produk herbal yang fungsional dan berdaya saing.
METHYLENE BLUE DYE REMOVAL BY ADSORPTION ONTO NATURAL GAMALAMA VOLCANIC SOIL Indra Cipta; Ilham Mauraji; Dini Hadiarti; Nur Jannah Baturante; Khusna Arif Rakhman
Analit : Analytical and Environmental Chemistry Vol. 10, No. 01 April (2025) Analit : Analytical and Environmental Chemistry
Publisher : Jurusan Kimia FMIPA Universitas Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23960/analit.v10i01.260

Abstract

The adsorption of Methylene Blue (MB) dye from aqueous solutions using natural adsorbents derived from Gamalama volcanic soil was investigated in this study. This study highlights the potential application of natural volcanic soil as an effective adsorbent in environmental remediation. The adsorbent materials were characterized by FTIR, X-ray Diffraction (XRD), and Scanning Electron Microscopy (SEM) analyses, confirming the presence of allophane, halloysite, and kaolinite, which exhibit different morphologies and surface properties. Batch adsorption experiments were conducted to evaluate the effects of pH, contact time, and adsorbent mass on the removal efficiency of Methylene Blue. The results demonstrated that Gamalama volcanic soil adsorbents have a high affinity for Methylene Blue, achieving significant removal rates under optimal conditions. The optimum MB removal was performed by adsorption condition with pH 6, 20 minutes contact time and 30 mg adsorbent. The findings suggest that Gamalama volcanic soil is a promising, low-cost, and environmentally friendly adsorbent for treating dye-contaminated wastewater.