What was that?
Went down in history!

Do you know the 20th President of the United States?
No, we were never introduced!

A math joke
Teacher, I can't solve this problem.
Any five year old should be able to solve this one.
No wonder I can't do it then, I'm nearly ten!

Teacher: Why can't you ever answer any of my questions?
Pupil: Well if I could there wouldn't be much point in me being here!

What did the computer do at lunchtime?
Had a byte!