Newbridge College, Kildare, is phasing in a total ban on smartphones for first and second year students. The success of the measure will be evaluated at a later date.  Senior students Meabh Breen and Rob Scully (foreground), with first years Kallie Walsh and Eanna Sherlock in the background. Photograph: Nick Bradshaw

It’s the big switch-off. Last month, France’s education ministry introduced a smartphone ban after lawmakers passed what they called a “detox” law for(...)