PoliticsCellphones in Trier schoolTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoPolitics10/04/2018October 4, 2018A high school in the western German city of Trier has limited cellphone use in classrooms. Staff are not against the devices but say the restriction has boosted students’ concentration, attention span and communication.https://p.dw.com/p/360TRAdvertisement