If doing research for something, it's generally customary (and just plain polite) to say so, what the data collected will be used for, etc.
Feel free to remove this post once you've edited your two poll posts to include such info.
For the kids:
How much do your parents pay attention to what types of video games you play?
Very aware (How so?)
Somewhat aware (How so?)
Not aware (Please explain.)
They don't care (Please explain.)