Colorado school districts will soon be able to apply for grants of up to $50,000 to help their students reduce cell phone use during the school day.

This school year, many of the nation's adolescents and teens are sitting in class without the device that can sometimes feel like an added appendage: their smartphones.

With the new school year comes renewed debate over the use of cell phones in the classroom. Among New York parents of school-age children, 77-percent support barring cell phone use in schools during the day,