Parents use phones to monitor their children’s location, also in case of an emergency, and an
“The Pew study noted that 48 percent of parents use the phone to monitor their child's location.”
Many of the early 9-1-1 calls to police came through cellphones.”Most calls to the police went from cellphones so that means that most calls came from the students. Which helped them get help because there was gunfire.
Many kids have after school sports,and they might cancel practice. They are going to have to get picked up. Or might had practice but forgot to tell them so they know where they are.