These are all jokes I read/heard at school. I think this says a lot about the sorry state of our nation's public schools:-)

Why did the engineer drive the backwards?
He had a loco motive.

Why do girls like guys who wear shirts with eight buttons?
They fascinate.

Can you name four members of the cat family?
Mama Cat, Daddy Cat, and two Baby Cats.

What did the carpenters call their brass quartet?
The Tuba 4

-M"yuck"el