Answer:
What is black when you buy it, red when you use it, and gray when you throw it away?
What is light as a feather but even the strongest man cannot hold it for more than a few minutes?
Roast, boast, coast, post. What do you put in a toaster?
What's orange and sounds like a parrot?
I am a table you can eat. What am I?
What did the piece of wood say when he saw the screwdriver and screws approaching?