Where does today come before yesterday?

What has to be answered but never asks a question?

What flies without wings?

What is so light that it can float, but a hundred people can't lift it?

I have leaves but I'm not a tree. What am I?

If you have three apples and you take away two, how many do you have?

Mary's father has five daughters: Nana, Nene, Nini, Nono. What is the fifth daughter's name?