KUONGTIP, S.; KHECHORNPHAK, T.; BOONTONGTHERNG, P. Development of Problem-based Active Learning Activities to Promote Science Learning Achievement of Grade 6 Students. Interdisciplinary Academic and Research Journal , Maha Sara Kham, TH., v. 6, n. 3, p. e291711 , 2026. DOI: 10.60027/iarj.2026.e291711. Disponível em: https://so03.tci-thaijo.org/index.php/IARJ/article/view/291711. Acesso em: 1 oct. 2026.