Simple fact is, if you want a console for kids its the Wii (or even Wii U if you really have to be one of the 6 people who own one).
I'm one of those six people and my nephews all love the console. Here's a recent ad explaining how it's different from the Wii:
https://www.youtube.com/watch?v=ybA6nGKi9pYLots of games rated E and T, too (obviously):
http://www.gamestop.com/browse/nintendo-wii-u?nav=131b0-33http://www.gamestop.com/browse/nintendo-wii-u?nav=131b0-34