*What happens when you give up your smartphone for 21 days?* Over 90% of the UK's 11-year-olds own a smartphone. In a unique social experiment, a group of school students have completely given up their smartphones for 3 weeks, to better understand how phones impact their lives. https://www.instagram.com/reel/DDfCNsDshSw/?igsh=MWk4Nzkwc3lydWQ2bQ==