Video PlayerClose

Children from a kindergarten observe an exhibit at a mobile science and technology museum in Shenzhou, north China's Hebei Province, Nov. 10, 2018. (Xinhua/Li Xiaoguo)
Children from a kindergarten observe an exhibit at a mobile science and technology museum in Shenzhou, north China's Hebei Province, Nov. 10, 2018. (Xinhua/Li Xiaoguo)