1. Teacher: What a pair of strange socks you are wearing,

one is green and one is blue with red spots!

Student: Yes it's really strange. I've got another pair of the same at home.  

2. Teacher: "George Washington not only chopped down his father's Cherry tree,

but also admitted doing it.

Now do you know why his father didn't punish him?"

Student: "Because George still had the axe in his hand."

3. Teacher: why are you doing your maths sums on the floor? 

Student: You told me to do it without using tables!

4. Teacher: "Can anybody give an example of COINCIDENCE?"

Student: "Sir, my Mother and Father got married on the sameday sametime."