No, why would they? They simply just take up memory on the computer
yes
YES AND NO, some games can carry a virus or a Trojan etc and some don't
No but it can ruin other parts of the computer like the harddrive.
Well it ruins a computer cause it's like water and can get in side of the computer and ruin the insides.
Just cut and paste "My Computer" to "the Recycle Bin" and emptied it. This is the easiest way known to me to ruin a computer.
It does not ruin your PC so you can play on it or watch videos!
depens
Hello, no Whyville doesn't ruin your computer. It's all good and safe. Have fun playing whyville! :)
no way
Yes it gives your computer a virus and could ruin your computer
That is hardly likely. Nothing gets installed on your computer if you run RuneScape - except that you need Java installed.
The ruin maniac is a character who gradually digs a tunnel as you progress in the games.
Nope, I have Double Deluxe and my computer is A-OK!