Answer:
What always comes into a house through the keyhole?
How is it possible to always find what your looking for in the last place you look?
You have a bucket full with 5 gallons of water. What can you ADD to it in order to make it 3 gallons?
If you have 30 white socks, 22 black socks, and 14 blue socks scattered across the floor in the dark, how many would you have to grab to get a matching pair?
How could all of your cousins have an aunt who is not your aunt?
By Moon or by Sun, I shall be found. Yet I am undone, if there's no light around