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UPAYA MENINGKATKAN PRESTASI BELAJAR SISWA KELAS V SDN 101766 BANDAR SETIA PADA MATERI SISTEM PERNAPASAN MANUSIA MELALUI MODEL PEMBELAJARAN PROBLEM BASED LEARNING (PBL) Ahya, Ismiati; Samio, Samio; Anshor, Arrini Sabrina; Sitinjak, Feli Finna
Jurnal Ilmiah Al-Hadi Vol 11 No 1 (2025): Juli - Desember
Publisher : Lembaga Jurnal dan Seminar Universitas Pembangunan Panca Budi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.54248/alhadi.v11i1.4944

Abstract

Penelitian ini bertujuan untuk meningkatkan prestasi belajar siswa kelas V SD Negeri 101766 Bandar Setia pada materi sistem pernapasan manusia melalui penerapan model pembelajaran Problem Based Learning (PBL). Latar belakang penelitian ini adalah rendahnya hasil belajar siswa pada pra-tindakan, dengan hanya 12% siswa yang mencapai Kriteria Ketuntasan Minimal (KKM). Oleh karena itu, penelitian ini menggunakan pendekatan Penelitian Tindakan Kelas (PTK) dengan desain siklus, yang terdiri dari pra-tindakan, siklus 1, dan siklus 2. Hasil penelitian menunjukkan adanya peningkatan yang signifikan dalam prestasi belajar siswa setelah penerapan PBL. Pada pra-tindakan, hanya 12% siswa yang tuntas, namun setelah siklus 1, persentase siswa tuntas meningkat menjadi 32%, dan pada siklus 2, seluruh siswa (100%) berhasil mencapai KKM dengan 36% di antaranya memperoleh nilai Sangat Baik. Penerapan PBL terbukti efektif dalam meningkatkan pemahaman siswa terhadap materi dan hasil belajar secara keseluruhan. Penelitian ini menyarankan penerapan model PBL untuk meningkatkan kualitas pembelajaran di kelas.
Community Empowerment Through Pkk Harjosari I Medan Namely The Utilization Of Separated White Waste Into Dish Soap Asnawi, Asnawi; Siregar, Nurhafni; Sidabutar, Fini Yanti; Frandika, Frandika; Hasarah, Hasarah; Tanjung, Herni Savana Br; Ahya, Ismiati; Sirait, Luciyana Br
International Journal of Community Service (IJCS) Vol. 4 No. 2 (2025): July-December
Publisher : PT Inovasi Pratama Internasional

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.55299/ijcs.v4i2.1569

Abstract

Banana trees are known as highly beneficial plants because almost all of their parts can be used for various purposes, including processed foods. However, many people are still unaware that besides the fruit, heart, and leaves, other parts such as the stem, stump, and even the banana peel can also be utilized. Most people only use the commonly used parts of the banana. However, banana peels have great potential, such as being used as dish soap. Banana peels contain compounds like saponins (foaming agents), tannins, and flavonoids, which have antibacterial properties, making them suitable as a soap base.This community service activity was conducted in Harjosari 1, Medan, using outreach methods and hands-on practice in making dish soap from banana peels with local residents. The success of this activity was measured by increased community understanding and successful home-made soap production, which was monitored regularly through a WhatsApp group