WANGCHUK, K. .; TSHERING, K. . Impact of Project-based Learning Approach for Social Studies on the Academic Scores of 6th-grade Students in one of the Middle Secondary Schools under Trashigang Dzongkhag. Bhutan Journal of Research and Development , [S. l.], v. 13, n. 1, 2024. DOI: 10.17102/bjrd.rub.13.1.02. Disponível em: https://bjrd.rub.edu.bt/index.php/bjrd/article/view/246. Acesso em: 25 jul. 2024.