My four-year-old daughter enjoys watching some great kids’ shows including Noddy Toyland Detective, Ruby’s Studio, Julie’s Greenroom, and so much Daniel Tiger, but once in a while, she’ll ask to watch YouTube on the iPad or phone, and when I oblige, she smiles and gets this sneaky-looking glimmer in her eye. Uh oh, …
Source: LifeHacker – Why Your Kid’s Brain Is Hooked on Surprise Egg and Slime Videos