To encourage the voluntary desegregation, districts started developing magnet schools to draw students to specialized schools all across their districts. Each magnet school would have a specialized curriculum that would draw students based on their interests.
Android holds the largest number of installed-base devices, with 1.9 billion in use in 2014, compared with 682 million iOS/Mac OS installed-base devices. Check out the link Android domination to continue in 2014; iPhone loses ground.
There are 1.74 billion mobile active users (Mobile Facebook MAU) for December 2016 which is an increase of 21% year-over-year (Source: Facebook as of 02/01/17). On average, the Like and Share Buttons are viewed across almost 10 million websites daily.