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OPTIMALISASI PENGOLAHAN LIMBAH PLASTIK PADA KELOMPOK TANI JATI REJO-1 DI DESA PARTIMBALAN, BANDAR MASILAM, KABUPATEN SIMALUNGUN Jubaidah, Jubaidah; Suprapto, Suprapto; Iskandar, Henry; Puspita, Riana; Aldori, Yopan R.; Syahra, Assyfa; Aryanta Sembiring, Robi; Diansyah, Diansyah; Meidiansyah, Fadli
Martabe : Jurnal Pengabdian Kepada Masyarakat Vol 7, No 9 (2024): MARTABE : JURNAL PENGABDIAN MASYARAKAT
Publisher : Universitas Muhammadiyah Tapanuli Selatan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31604/jpm.v7i9.3544-3551

Abstract

Kegiatan Pengabdian Masyarakat (PKM) ini bertujuan untuk mengoptimalkan pengolahan limbah plastik di Kelompok Tani Jati Rejo-1, Desa Partimbalan, Bandar Masilam, Kabupaten Simalungun. Metode yang digunakan meliputi sosialisasi, pelatihan, dan pendampingan teknis dalam pengolahan limbah plastik menjadi produk yang bernilai ekonomis. Hasil menunjukkan adanya peningkatan pengetahuan dan keterampilan anggota kelompok tani dalam mengolah limbah plastik. Hasil kegiatan ini berhasil meningkatkan kesadaran lingkungan dan perekonomian masyarakat setempat.
Effectiveness of a project-based learning digital booklet developed with the 4D model Mukra, Rizal; Rahima, Tazkia Khansa Putri; Satipa, Oriza; Syahra, Assyfa; Tarigan, Adelia Br.; Hijriyanti, Putri
JPBIO (Jurnal Pendidikan Biologi) Vol 10, No 2 (2025): November 2025
Publisher : STKIP Persada Khatulistiwa Sintang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31932/jpbio.v10i2.5361

Abstract

The role of education is very important in producing quality human resources, one of which is through improving the quality of biology learning in schools. This study aims to determine the effectiveness of digital booklet-based PjBL (Project-Based Learning) learning media on the developed motion system material.  The low level of conceptual understanding among 11th-grade students at SMAN 2 Binjai is caused by conventional learning methods and the lack of interactive media. The research method applied is a development study (R&D) using the 4D model (Define, Design, Develop, and Disseminate). The effectiveness of the media is measured by comparing pretest and posttest results, which are then analyzed using the N-Gain formula. The research findings indicate that this digital booklet is quite effective in improving learning outcomes, conceptual understanding, and student mobility. The average N-Gain score was 0.73, which falls into the moderate category. Therefore, it is concluded that the developed booklet is effective in its use as an innovative learning solution in the classroom.