Visitors get informed about a drone the two girls developed, at an invention exhibition in Damascus, capital of Syria, on Aug. 9, 2016. The fair aims to promote inventions by young Syrians. (Xinhua/Ammar)
Visitors get informed about a drone the two girls developed, at an invention exhibition in Damascus, capital of Syria, on Aug. 9, 2016. The fair aims to promote inventions by young Syrians. (Xinhua/Ammar)