Not sure pretty sure they have some cream or whatever but just use a case from now on
You cannot remove scratches from the screen. It is glass. If it were a plastic screen, a plastic polish would remove them. I would suggest a screen protector to prevent any more scratches from happening. And possibly a good protective case.
A microfiber cloth will remove light smudges and scratches from your cell phone screen.
Displex could be the answer to your scratches, Although the scratches cannot be too deep, but light ones should disappear. On Youtube you can find movies where they remove scratches with tooth paste or bananas, but that certainly doesn't work for me. :-) I hope this helped.
It guards, and protects your computer screen from scratches.
Try soap and water and if that does not work try a CD scratch repair kit
To remove a window screen without tabs, gently push the screen frame from the inside of the window until it pops out. Be careful not to damage the screen or the window frame.
It's a cell phone screen. Of course it scratches.
You can try buffing the scratches out, though you can always get a screen cover for your DS.
sand paper
no
Yes, if it is hit hard enough, it can break. Screen protectors mainly protect the screen from scratches.
The Pelican PSP Screen Protector is a good one.