My colleague asking me is there any game that can keep her 5 years old daughter at home occupied. I would said BlockGo!!

It is a simple and fun/cute game that for sure will entertain any kids.
It also have dozens of facial expression enriches the emotional feedback.

The features of moving the blocks on touch screen provides a new experience in mobile gaming.

Beside that it has 99 levels with 5 difficulties.

Download here. BlockGO

p/s: Actually I also like to play this game, so it is not only for 5 years old. = p