Development of Thematic Skill Learning Based on the 21th Century Skill Model for Fourth Graders. JOURNAL OF TEACHING AND LEARNING IN ELEMENTARY EDUCATION (JTLEE), [S. l.], v. 3, n. 1, p. 47–57, 2020. DOI: 10.33578/. Disponível em: https://jtlee.ejournal.unri.ac.id/index.php/JTLEE/article/view/127. Acesso em: 15 oct. 2025.