Electronic Resource
TA _ PENGEMBANGAN BAHAN AJAR SISTEM PENCERNAAN MAKANAN PADA MANUSIA BERBASIS PROBLEM BASED LEARNING TERHADAP MOTIVASI DAN HASIL BELAJAR KOGNITIF SISWA
Abstract
This study aims to produce teaching materials for the human digestive system based on PBL that are valid, practical and effective. The research method used is Research and Development (R&D). The research design used was the One Group Pre-test-post-test design. This sample was taken by random sampling, namely class XI Mia-3, totaling 30 people. The trial design in teaching materials research uses 3 stages, namely expert validation, small-scale trials, and large-scale trials. Data obtained from data collection instruments and descriptive analysis. The results showed that the development of teaching
materials for the human digestive system based on PBL has valid quality and is suitable for use. This is based on the average validation results of material experts 83.63 and media experts 91.25 which are in the very valid category. Teaching materials for the digestive system of food in humans based on PBL are practically used in learning activities. The increase in students’ cognitive learning outcomes is evidenced by the N-Gain test with an average of 0.7 which is in the high category. From the results of this study it can be concluded that the development of PBL-based teaching materials for the digestive system of humans can increase motivation and cognitive learning outcomes of students in learning activities in class.
Keywords: cognitive learning outcome, motivation, problem based learning, teaching materials.
Abstrak
Penelitian ini bertujuan untuk menghasilkan produk bahan ajar sistem pencernaan makanan pada manusia berbasis PBL yang valid, praktis dan efektif . Metode penelitian yang digunakan yaitu Research and Development (R&D). Desain Penelitian yang digunakan adalah desain penelitian One Group Pre- test-pos-tet Design. Pengambilan sampel ini secara random sampling, yaitu kelas XI Mia-3 yang berjumlah 30 orang. Rancangan uji coba dalam penelitian bahan ajar ini menggunakan 3 tahap, yaitu validasi ahli, uji coba skala kecil, dan uji coba skala besar. Data diperoleh dari instrument pengumpulan data dan analisis secara deskriptif. Hasil penelitian menunjukan bahwa pengembangan bahan ajar sistem
pencernaan makanan pada manusia berbasis PBL memiliki kualitas yang valid dan layak digunakan. Hal ini berdasarkan rata-rata hasil validasi ahli materi 83,63 dan ahli media 91,25 yang termasuk kategori sangat valid. Bahan ajar sistem pencernaan makanan pada manusia berbasis PBL praktis digunakan dalam kegiatan pembelajaran. Peningkatan hasil belajar kognitif siswa dibuktikan dengan uji N-Gain dengan rata-rata 0,7 yang tergolong dalam kategori tinggi. Dari hasil penelitian ini dapat disimpulkan bahwa pengembangan bahan ajar sistem pencernaan makanan pada manusia berbasis PBL dapat meningkatkan motivasi dan hasil belajar kognitif siswa dalam kegiatan pembelajaran di kelas.
Kata Kunci: bahan ajar, hasil belajar kognitif, motivasi, problem based learning.
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