PANGARIBUAN, Bambang Wiranto; PURBA, Natalina; SIAHAAN, Kevin William Andri; SIDABUTAR, Eduard F; SIHOMBING, Veria Tika; SIMAMORA, Diana Falentina; MATONDANG, Johan R. The Implementation of Demonstration Method to Increase Learning Outcome in Natural Science Lessons. Jurnal Obsesi : Jurnal Pendidikan Anak Usia Dini, [S. l.], v. 6, n. 4, p. 3680–3692, 2022. DOI: 10.31004/obsesi.v6i4.1711. Disponível em: https://obsesi.or.id/index.php/obsesi/article/view/1711. Acesso em: 4 oct. 2026.