Children take part in activities for National Science Day

        

      

      

        
          
          chinadaily.com.cn |
          Updated: 2019-09-15 21:27
          
          
          
          
        


        
      

      

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   Children learn about life's mysteries at the Beijing Science Center on Sept 15, 2019. [Photo by Zou Hong/chinadaily.com.cn] 
 
 


        


        
        
      

        
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