Answer:
What goes through a door but never goes in and never comes out?
I am the word that is always spelled correctly by everyone.
I can run but not walk. Wherever I go, thought follows close behind. What am I?
What is black when you buy it red when you use it and gray when you throw it away?
I plow and plow, but never sow. What am I?
The strangest creature you'll ever find: Two eyes in front and many many more behind.