سعد صالح ت. .; ناجي عبد الامير أ. ع. . Statistical thinking skills included in the second intermediate grade mathematics book. مجلة أبحاث الذكاء, [S. l.], v. 16, n. 34, p. 32–47, 2023. Disponível em: https://iru.uomustansiriyah.edu.iq/index.php/intel/article/view/458. Acesso em: 17 jun. 2024.