Students check their robots before the Robo Genius competition at China Science and Technology Museum in Beijing, capital of China, Dec. 20, 2020. Students from over one hundred nation-wide primary schools and junior high schools compete in the Robo Genius finals themed on "Exploring Mars" on Sunday. (Xinhua/Chen Zhonghao)
Students compete in Robo Genius finals themed on "Exploring Mars" in Beijing
Source: Xinhua| 2020-12-20 21:49:17|Editor: huaxia