According to The Common Sense Census: Media Use by Tweens and Teens, a study released on Tuesday by non-profit Common Sense.Children 8 to 12 years of age have an average of 4 hours and 44 minutes of screen time per day, while parents have an average of 7 hours and 22 minutes, not including the use of machines at school or for homework.
The number of 8-year-olds with mobile devices is now 19%, up from 11% when Common Sense carried out its initial study of the same name in 2015, and 53% of children now have their own smartphones at the age of 11, rising to 69% at the age of 12.Common Sense reported that, in 2015, the number of respondents watching online videos more than tripled from 24 per cent to 56% for 8-to 12-year-olds and from 34% to 69% for 13-to 18-year-olds.