You can't have a link to SCSS File in your HTML page.You have to compile it down to CSS First. No there are lots of video tutorials you might want to check out.
Lynda provides great video tutorials on SASS.
there are also free screencasts you can google...
For official documentation visit this site
http://sass-lang.com/documentation/file.SASS_REFERENCE.html
And why have you chosen notepad to write Sass??
you can easily download some free text editors for better code handling.
