Veritasium
      4 Revolutionary Riddles Resolved! (2017x9)
      
      Fecha de emisión: Abr 18, 2017
      The solution to 4 rotation-related riddles, including the mystery cylinder, bike pedal pulling puzzle, track problem, and train part going backwards. Thank you to everyone who responded, liked, shared, or made a video response. 
     
    
      
        
        
          
            - Estrenada: Ago 2010
 
            - Episodios: 423
 
            - Seguidores: 1
 
          
         
        
          
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