Pros:

• Such a high-tech and cool innovation that is too good to be true
• You can control electronic devices simply by using your fingers.
• Cool features used by thousands of developers
• Such a powerful technology which offers accurate movement in a fast speed

Cons:

• I think this device isn't suitable for the kids, they have to learn more on the outside world "the reality", though sometimes advanced technology can enhance or broaden their horizon.
• You might become too dependent on this