It was Fine.
It wasn't really that bad.
The voices were fine if a bit off, The principal no matter what you were trying to make him sound like is bad.
The main focus of the story was interesting.
Nothing in there was that funny.
My favorite class in there was geography. I would've taken to it like a fish to water.
All in all, the flash ain't that bad. I've seen worse art. But yours is actually normal, a bit crooked in some areas, but some of the reviewers who complained on it are either gifted animators who can't make a mistake or ignorant people who don't know how difficult it is sometimes to make flash (I mostly think they're the pricks in the latter.
So a couple of points of for the somewhat, I don't know.. wrong voicing.
All in all. Not Bad. Not too good. But a bit better than a regular