Got these from someone through email and like to share them here...
TEACHER: "Harold, what do you call a person who keeps on talking
when people are no longer interested?"
HAROLD: "A teacher."
TEACHER: "Winnie, name one important thing we have today that we didn't have ten years ago?"
WINNIE: "Me!"
TEACHER: "Donald, what is the chemical formula for water?"
DONALD: "H I J K L M N O."
DONALD: "H I J K L M N O."
TEACHER: "What are you talking about?"
DONALD: "Yesterday you said it's H to O."
DONALD: "Yesterday you said it's H to O."
TEACHER: "Glenn, how do you spell 'crocodile?' "
GLENN: "K-R-O-K-O-D-I-A-L"
TEACHER: "No, that's wrong"
GLENN: "Maybe it is wrong, but you asked me how I spell it."
GLENN: "K-R-O-K-O-D-I-A-L"
TEACHER: "No, that's wrong"
GLENN: "Maybe it is wrong, but you asked me how I spell it."
TEACHER: "John, why are you doing your math multiplication on the floor?"
JOHN: "You told me to do it without using tables."
TEACHER: "Maria, go to the map and find North America."
MARIA: "Here it is."
TEACHER: "Correct. Now class, who discovered America?"
CLASS: "Maria."
MARIA: "Here it is."
TEACHER: "Correct. Now class, who discovered America?"
CLASS: "Maria."