Noor Specialized Journal Website - https://www.noormags.ir en Challenges of using smartboards from the perspective of elementary school principals in District 2 of Zanjan city https://www.noormags.ir/view/en/articlepage/2918308/challenges-of-using-smartboards-from-the-perspective-of-elementary-school-principals-in-district-2-of-zanjan-city Sun, 21 Dec 2025 20:30:00 GMT