Answer:
There is a puzzle which can be asked all day with a different correct answer each time. What is the puzzle?
What is round as a dishpan, deep as a tub, and still the oceans couldn't fill it up?
Which button does not function when being pressed?
Soldiers line up spaced with pride. Two long rows lined side by side. One sole unit can decide, if the rows will unite or divide.
What is neither inside the house nor outside the house but a necessity for any home?
I am your mother's brother's only brother in law. Who am I?