Around 80 percent of Swedish primary and middle schools already have bans on mobile phones in the classroom, introduced at the principals' discretionSweden plans to ban mobile phones from primary and middle schools in order to ensure that children can focus on learning in the classroom, the government said on Wednesday. "The government is therefore proposing a ban on mobile phones throughout the school day." Around 80 percent of Swedish primary and middle schools already have bans on mobile phones in the classroom, introduced at the principals' discretion, according to Swedish news agency TT. Mohamsson said data showed that Swedish middle school students spend an average of almost seven hours a day on screens, not including screen time during school hours. The Scandinavian country launched a national "digitalization" strategy for nursery, primary and middle schools in 2017 that saw tablets and laptops replace many textbooks and handwriting.