ALKHAYRI, Mohammed Hassan. The impact of the use of the obstetric learning model in the teaching of science in the development of scientific concepts and critical thinking among middle third graders in Mecca schools. Journal of Curriculum and Teaching Methodology, New Mexico, United States, v. 1, n. 11, p. 65–96, 2022. DOI: 10.26389/AJSRP.K040522. Disponível em: https://www.ajsrp.ojsexpert.com/index.php/jctm/article/view/5628. Acesso em: 19 dec. 2025.