Content Assessment of the Sciences Textbooks of Grades (1-4) in the Light of International Standards in Mathematics and Science TIMSS 2019 (Cognitive Process Dimension). Journal Of Educational and Psychological Researches, [S. l.], v. 20, n. 78, p. 186–218, 2023. Disponível em: https://jperc.uobaghdad.edu.iq/index.php/jperc/article/view/1607. Acesso em: 6 may. 2025.