Why did the penguin cross the street?
Because it couldn't fly
The student slept in class, and the teacher wen't down to him and woke him up. "Why are you sleeping while I'm teaching?" she asked.
"Why are you teaching while I'm sleeping?"
What is red and then yellow?
A tomato that goes bananas
Two sheep were were grassing. "Baa" the one said. "Muh" the other said. "What's that?"
"Oh, I can speak multiple languages"
"Knock-Knock" "Who's there?" "You know"
"You know who?" "Exactly"