Answer:
What did addition say to subtraction when they discovered each other on Facebook?
What is type of room has no windows, no furniture and nobody lives in it?
What snacks do you serve at a robot party?
What do elfs learn in school?
What has four legs, but can't walk?
Runs over fields and woods all day. Under the bed at night sits not alone, With long tongue hanging out, Resting at your feet until we go for a walk