Bricked Up Room
Riddle: You are in a room that is completely bricked in on all four sides, including the ceiling and floor. You have nothing but a mirror and a wooden table in the room with you.
How do you get out?
Answer: You look in the mirror you see what you saw, you take the saw and you cut the table in half, two halfs make a whole, and you climb out the hole.
Source: https://www.riddles.com/index.php/1019
