Rio 2016 Paralympic Games closing ceremony

Fireworks erupt marking the beginning of the closing ceremony of the Rio 2016 Paralympic Games at Maracana Stadium on September 18, 2016 in Rio de Janeiro, Brazil.

AP PHOTOS: In digital world, the allure of simple games

In a simpler time, all a child or an adult needed to enjoy the outdoors was a ball and a stick. Or maybe an old tire tied to a high branch to fashion a swing. And the only instruction given to children was to be home before dark.