An old teacher asked her student, "If I say, 'I am beautiful,' which tense is that?" The student replied, "It is obviously past."
School is like a boner. It's long and hard unless you're Asian.
How do you say goodbye to a calculus teacher?
Calculator!
Why did the pirate kids ride the short bus to school?
Because they were retarrrrrrrrrded.
What's the difference between a teacher and a train?
The teacher says, "Spit out your gum," but a train says, "Chew chew!"