Teachers’ Evaluation of Social Studies Curriculum Contents in Reducing Moral Problems in the 21st Century Among School Students in Ibadan Metropolitan of Oyo State. International Journal of Scientific Trends, [S. l.], v. 1, n. 1, p. 45–54, 2022. Disponível em: https://scientifictrends.org/index.php/ijst/article/view/5. Acesso em: 30 apr. 2026.