How to choose a kids tablet

With all the tablets and touchpads out there, which is the best for your child?  Here’s a good article talking about two options:

My kids and I spent the last few days with both theLeapster LeapPad2 and the Fuhu Nabi2. This post intends to review them. However, if you follow me on Forbes, you know that I rarely review anything in a straightforward way. I’m not interested in writing about what tablet you should buy. Instead, as the prior paragraphs suggest, I’m interested in pointing to larger questions about the social implications of tech for kids.

What are your thoughts?