The Use of Positive Reinforcement of the Clean Environment Theme in IPA Learning Motivation and Indonesian Language Class IV SDN 060886 Medan City. Jurnal Tematik, [S. l.], v. 14, n. 2, p. 179–186, 2025. DOI: 10.24114/jt.v14i2.69546. Disponível em: https://jurnal.unimed.ac.id/2012/index.php/tematik/article/view/69546. Acesso em: 24 mar. 2026.