Rideout, V. The Common Sense Census: Media Use by Tweens and Teens (Common Sense Media, 2015); available at http://go.nature.com/2c4dwew Mascheroni, G. & Ólafsson, K. Net children Go Mobile: Risks and Opportunities 2nd edn (Educatt, 2014). Health http://doi.org/ckdg (2018). Child Psychol.