Beijing Science Carnival kicks off in Olympic Park
chinadaily.com.cn |
Updated: 2017-09-15 07:53
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| Children operate robots playing a miniature soccer game, one of a series of events ahead of National Popular Science Day at Olympic Park in Beijing on Sept 14, 2017. National Popular Science Day is held on the third weekend in September. [Photo by Wang Zhuangfei/China Daily] |
