Good apps or games should facilitate conversation between parents and children during this play, not get in the way of it.
– from a study from the Children’s Media Center at Georgetown University, summarised here.
But I don’t really buy the idea that gadgets can babysit. Kids need attention, and they demand it.
This chair sums it up perfectly.
It’s called The Abooba Chair. Someone without kids — or else someone with an amazing tune-out ability — designed it to allow parents to read while their children play.