Wonderful Research on Children and Screen Time
http://nypost.com/2016/08/27/its-digital-heroin-how-screens-turn-kids-into-psychotic-junkies/
http://www.pbs.org/newshour/bb/the-drug-like-effect-of-screen-time-on-the-teenage-brain
https://breakingmuscle.com/family-kids/wired-kids-how-screen-time-affects-childrens-brains
http://www.npr.org/sections/ed/2014/08/28/343735856/kids-and-screen-time-what-does-the-research-say
http://globalnews.ca/news/2375577/screen-time-can-be-harmful-for-brain-development-u-of-a-study