Why are there old dinosaur bones in the museum?
Because they can't afford new ones!
Son: "Excuse me daddy, but what is the twenty fifth letter of the alphabet?"
Dad: "Y."
Son: "Because I need to know for my test tomorrow."
*In class*
Teacher: "Jay,why are you down today?"
Jay: "Because my mom is at the hospital and my dad is at the police station."
Teacher: "Oh, I'm sorry to hear that, dear. Do you want to go home?"
Jay: "Yes, please."
After Jay has left the classroom, the teacher asks the other classmates, "Why is Jay's father at the police station and the mother at the hospital?"
Classmate: "Because his father is a policeman and his mom's a nurse."
Teacher: Where is Sparta these days?
Student: On a map.