Instructional Design in Calculus Based on Realistic Mathematics Education Approach and its Effectiveness on Attitude Towards Mathematics among high school students. Sana’a University Journal of Human Sciences, [S. l.], v. 3, n. 1, 2023. DOI: 10.59628/jhs.v3i1.218. Disponível em: https://journals.su.edu.ye/index.php/jhs/article/view/218. Acesso em: 31 may. 2026.