<prompt> Translate the following text to EnglishMchezo usio na utaratibu huchochea kufikiri kwa kujitegemea na huwawezesha vijana kujadili mahusiano yao na wenzao, lakini watoto wenye umri wa miaka 3 hadi 12 walitumia masaa 12 tu kwa wiki kushiriki katika mchezo huo.  <response>: Unstructured play encourages independent thinking and allows the young to negotiate their relationships with their peers, but kids ages 3 to 12 spent only 12 hours a week engaged in it. 