If you have not seen these on SDN, this is a must
http://allthatisman.bravehost.com/orgo/page01.htm
http://www.albinoblacksheep.com/image/essay/1
Oh my GOD that is funny! And I love the fact that the name “Louis” Carroll was corrected in red ink!!!
Jane
The teacher’s note at the end has me in tears 
I LOVE IT!!!
OMG!! LMAO!!!
Pretty good. The style reminds me of how I used to write!
The kid obviously wrote the essay as a prank. But how could the prof let him pass?
Since I laughed so hard at that one (especially the “Lewis” correction), I thought I’d share something similar:
http://www.snopes.com/college/exam/chemistry.asp
Explain the shape of the graph …
That university paper almost killed me laughing!! 
Adding the little short rap on page 5 was classic, I’ve never seen anything so spontaneous and hilarious at the same time, haha.
Uh it changed to a new one just as funny though!
How do these people get into college in the first place? LMAO