Answer:
No is to negative as yes is to...?
What is the building that you leave without ever having entered.
Which bank is not used for storing money?
There are two sisters: one gives birth to the other and she, in turn, gives birth to the first. Who are the two sisters?
The yellow house has yellow window, the red house has red windows, what colour windows does the green house have?
I only exist when you are here. Where you never were I can never be.
Logic
Animal
Difficult
Easy
Food
Funny
Kids
What am I?