Why so Early ? One day Jimmy got home early from school and his mom asked, "Why are you home so early?" He answered, "Because I was the only one that answered a question in my class." She said, "Wow, my son is a genius. What was the question?" Jimmy replied, "The question was 'Who threw the trash can at the principal's head?'" Link: http://www.laughfactory.com/jokes/family-jokes