Constructing an educational-learning design based on metacognitive strategies and its impact on fifth-grade science students’ achievement in mathematics and their visual thinking. cbej [Internet]. 2026 Apr. 5 [cited 2026 Aug. 3];32(135):148-6. Available from: https://cbej.uomustansiriyah.edu.iq/index.php/cbej/article/view/14447