Re: I'm a newb :( Please, educate me? :D
Look for old computers people have thrown out. Pentium III's, AMD K5's, P4's, etc.
Take them apart, put it back together, get to know where/how everything fits together. If you get stuck, post up here.
Grab yourself discs of XP and vista or win7 (don't need licenses, just for installation practice). Try dual booting . If you get stuck, post up here.
etc etc etc.
"As a result of all this hardship, dirt, thirst, and wombats, you would expect Australians to be a sour lot. Instead, they are genial, jolly, cheerful, and always willing to share a kind word with a stranger, unless they are an American." -- Douglas Adams