One of the things that makes HTML so special is the wealth of characters you can include on your pages. I mean, instead of using "1/2" and "--", you can use "½" and "". Now, doesn't that just make your heart race?
Seriously, these special characters are indispensable sometimes. You code them as so: &#xxx;. All you do is replace "xxx" with the three-digit number or other secret code for the character you want to appear in the browser. "Yeah", I hear you saying, "but how do I know what the secret code is?" Well, you don't need a Dick Tracy decoder ring or anything all you need is yet another cheat sheet (if you're starting to get the impression that there are lots of cheat sheets out there, you get a smiley face for the day).
Here are some characters you might find especially handy:
Now let's have some Fun With Fonts.