What happens when a school bans smartphones? A complete transformation | US education | The Guardian::Teachers say mobile phones make their lives a living hell – so one Massachusetts school barred them
What happens when a school bans smartphones? A complete transformation | US education | The Guardian::Teachers say mobile phones make their lives a living hell – so one Massachusetts school barred them
The Cliff House in San Francisco is a Faraday cage. Phones in the restaurant get no signal. They’re completely legal in the United States.