Good Riddles

Question: I can be sun,
I can be sand,
and I can be bird.

What am i?

Question: A butcher named butch is 6 feet tall and has size 12 shoes.

What does he weigh?

Question: Tom and Joe want to sit behind each other in class and the teacher arranges them so they are both happy.

How did the teacher do so?

Question: I plow and plow, but never sow.

What am I?

Question: What Two Things Always Ask A Question But never Answer It?