Implementation of the Problem based Learning Model to Enhance High Order Thinking Skills (HOTS): A Systematic Literature Review . JOURNAL OF TEACHING AND LEARNING IN ELEMENTARY EDUCATION (JTLEE), [S. l.], v. 7, n. 1, p. 110–120, 2024. DOI: 10.33578/. Disponível em: https://jtlee.ejournal.unri.ac.id/index.php/JTLEE/article/view/78. Acesso em: 14 sep. 2025.