Not only will they save your screen, but one day, they just might save your life. Actually, no. That is unlikely. All the screensavers are nicked from my animations, because I am lazy and enjoy recycling ideas.
The screensavers come in the form of an exe file. Download it, install it, and then right-click on your desktop. Go to the screensaver bit and choose your screensaver. It couldn't be much simpler.
2) dutch boy
3) dog in syrup
4) rolling things
5) alcoholics anonymous
6) musical cutlery
8) Fidel Castro
Alternatively, click one of the pictures below and you can download and install the relevant (or irrelevant) screensaver.