KAMARIYAH; HARIS; BUDIYONO. Effectiveness of Implementing the Friction Box Teaching Aids on Students Sciences Process Skills. Jurnal Penelitian Pendidikan IPA, [S. l.], v. 9, n. 12, p. 10531–10537, 2023. DOI: 10.29303/jppipa.v9i12.5834. Disponível em: https://jppipa.unram.ac.id/index.php/jppipa/article/view/5834. Acesso em: 22 jan. 2026.