Engineering college first day: Student: Sir, I didn't understand. Teacher: What, this topic? Student: Nahi, Yeh Ki Pata Nahi Kya Soch Kar Papa Ne Engineering Karne Ko Kaha!
Teacher: What is the plural of mouse? Pappu: Mice. Teacher: Good. Now what is the plural of baby? Pappu: Twins.
Teacher: I'm sorry to hear about your Uncle. What did he die of? Pappu: I don't know, but apparently it wasn't anything serious.