Ningrum, A.K., Hutajulu, Y.A. and Pratiwi, I. 2023. Analisis Keaktifan Siswa Kelas IV Pada Pembelajaran IPA di SD Swasta Muhammadiyah 25 Medan. IJESPG (International Journal of Engineering, Economic, Social Politic and Government). 1, 3 (Jul. 2023), 35–41. DOI:https://doi.org/10.26638/ijespg.v1i3.31.