Tablet computers are so easy to use that even a 3-year-old can master them. And that has some pediatricians and other health experts worried.
Because navigating a tablet generally doesn't require the ability to type or read, children as young as toddlers can quickly learn how to stream movies, scroll through family photos or play simple games.
That ease of use makes tablets - and smartphones - popular with busy parents who use them to pacify their kids during car rides, restaurant outings or while they're at home trying to get dinner on the table. And many feel a little less guilty about it if they think there's educational value to the apps and games their children use.
But some experts note that there's no evidence that screen time - whether from a TV or tablet - provides any educational or developmental benefits for babies and toddlers. Yet it takes away from activities that do promote brain development, such as non- electronic toys and adult interaction.
They also say that too much screen time has been linked to behavior problems and delayed social development in older children.
Christakis says educational games and apps have some value if they engage a child and prompt them to interact with the device, but cautioned that if all children do is watch videos on their tablets, then it's just like watching TV, which has a limited ability to engage a child.
He also notes that parents need be mindful of whether tablet time is replacing more important activities such as sleeping, reading or interacting with adults. He says that while the
"The single most important thing for children is time with parents and caregivers," he says. "Nothing is more important in terms of social development. If time with the tablet comes at the expense of that, that's not good."
Some experts, however, believe tablets and smartphones possess unique educational benefits.
But she says even the best educational apps must be monitored by parents and limited. She recommends no more than 30 minutes of tablet usage at a time in light of the short attention spans of most young kids.
"There's so much media out there and so much marketing," she says. "It's all about smart choices and research, whether it's an app on a tablet or a TV show."
Tablet computers are so easy to use that even a 3-year-old can master them.
And that has some pediatricians and other health experts worried.