Fun Riddles

Question: My first is often at the front door.
My second is found in the cereal family.
My third is what most people want.
My whole is one of the united states.

What am I?

Question: A person was born in 1940. Today is his 18th birthday.

How is that possible?

Question: What runs around the house but doesn't move?

Question: What heavy seven letter word can you take two away from and be left with eight?

Question: I fasten to walk,
and unfasten to stop.

What am I?