Fun Riddles

Question: What loses its head in the morning and gets it back at night?

Question: What starts with "P" and ends with "E" and has more than 1000 letters?

Question: The more it dries, the wetter it becomes.

What is it?

Question: I have Eighty-eight keys but cannot open a single door?

What am I?

Question: 7 months have 31 days. How many months have 28 days?