Banning mobile phones in schools can improve students' academic performance. This is how we know
theconversation.com
"After schools banned mobile phones, test scores of students aged 16 increased by 6.4% of a standard deviation...equivalent to adding 5 days to the school year or an additional hour a week. The effects were twice as large for low-achieving students."
"After schools banned mobile phones, test scores of students aged 16 increased by 6.4% of a standard deviation...equivalent to adding 5 days to the school year or an additional hour a week. The effects were twice as large for low-achieving students."