Answer:
I walk on 4 legs in the morning, 2 legs at noon, and 3 legs at night. What am I?
You throw away my outside, you cook my inside. Then you eat my outside and you throw away my inside. What am I?
I am always around you but often forgotten. I am pure and clean most time but occasionally rotten.
What goes through a door but never goes in and never comes out?
In your fire you hear me scream creaking and whining yet I am dead before you lay me in your hearth.
It rows quickly with four oars but never comes out from under his own roof. What is it?