Teacher: what do you call

Teacher: you call your mother as MUM… what’ll you call your mother’s younger sister & elder sister?
Pappu’s son: Mini Mum & Maxi Mum!

If you call your mother as MUM what’ll you call mother’s younger sis & elder sis?
Pappu: Minimum and Maximum

Pappu: Dad, what is an idiot?
Pappu: An idiot is a person who tries to explain his ideas in such a strange and long way that another person who is listening to him can’t understand him. Do you understand me?
Pappu: No.

Teacher: Pappu, describe digestive system of a human being.
Pappu: Very simple, it starts with right hand & ends with left hand.

Teacher: I want you to tell me the longest sentence you can think of.
Pappu: Life imprisonment!