I know these are old but I like them.. 
TEACHER : What is the chemical formula for water?
PAPPU : " HIJKLMNO "!!
TEACHER : What are you talking about?
PAPPU : Yesterday you said it’s H to O
TEACHER : PAPPU, go to the map and find North America.
PAPPU : Here it is!
TEACHER : Correct. Now, class, who discovered America?
CLASS : PAPPU!
TEACHER : PAPPU, how do you spell “crocodile”?
PAPPU : “K-R-O-K-O-D-A-I-L”
TEACHER : No, that’s wrong
PAPPU : Maybe it’s wrong, but you asked me how I spell it!
TEACHER : PAPPU, give me a sentence starting with “I”.
PAPPU : I is…
TEACHER : No, PAPPU. Always say, "I am.
PAPPU : All right… "I am the ninth letter of the alphabet.
TEACHER : “Can anybody give an example of " COINCIDENCE?”
PAPPU : "Sir, my Mother and Father got married on the same day, same time.
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?”
PAPPU : "Because George still had the axe in his hand
TEACHER : What a pair of strange socks you are wearing, one is green and one is blue with red spots !
PAPPU: Yes it’s really strangeI’ve got another pair just like that at home.
TEACHER : Now, PAPPU, tell me frankly do you say prayers before eating ?
PAPPU: No sir, I don’t have to, my mom is a good cook.
TEACHER : PAPPU, your composition on “My Dog” is exactly the same as yourbrother’s. Did you copy his ?
PAPPU: No, teacher, it’s the same dog !
TEACHER : What do you call a person who keeps on talking when people are no longer interested?
PAPPU: A teacher
