Saputra, A. B., Hamidah, A., & Mataniari, R. (2024). Development of E-LKPD Based on Problem Based Learning on Excretory System Material for High Schools. Jurnal Penelitian Pendidikan IPA, 10(5), 2423–2430. https://doi.org/10.29303/jppipa.v10i5.6935