Two students talk: "What are you reading?" "Quantum physics theory book." "But why are you reading it upside-down?" "It makes no difference anyway."

In class one day, Mr. Johnson pulled Johnny over to his desk after a test, and said, "Johnny I have a feeling that you have been cheating on your tests." Johnny was astounded and asked Mr. Johnson to prove it. "Well, said Mr. Johnson, I was looking over your test and the question was, 'Who was our first president?', and the little girl that sits next to you, Mary, put 'George Washington,' and so did you." "So, everyone knows that he was the first president." "Well, just wait a minute," said Mr. Johnson. "The next question was, 'Who freed the slaves?' Mary put Abraham Lincoln and so ... read more

A teacher was giving a lesson on the circulation of the blood. Trying to make the matter clearer, he said: “Now, students, if I stood on my head the blood, as you know, would run into it, and I should turn red in the face.” “Yes, sir,” the boys said. “Then why is it that while I am standing upright in the ordinary position the blood doesn’t run into my feet?” A little fellow shouted, “‘It’s because yer feet ain’t empty.”

Yo momma so dumb she threw a ball at the ground and missed.

Teacher: And therefore, sperm cells are made up of glucose. Student: So you're saying that sperm has sugar in it? Teacher: Technically. Yes. Student: But it doesn't even taste like that... Teacher: what? Student: what?