Development of Blended Instructional System Using Problem-based Learning to Enhance Higher Thinking Skills and Problem-Solving Ability in Science for Secondary School Students. International Journal of Psychosocial Rehabilitation, [S. l.], v. 24, n. 1, p. 2172–2178, 2020. DOI: 10.61841/zs2efy24. Disponível em: https://www.psychosocial.com/index.php/ijpr/article/view/457. Acesso em: 20 jun. 2025.