Answer:
What goes up and down, but does not move?
An action done on mosquito bites
Can not be bought, Can not be sold, Even if it's made of gold. What is it?
What time of day, when written in a capital letters, is the same forwards, backwards, and upside down?
I widen my jaws when you poke two fingers in me. I especially like to devour papers
I have two coins, one is marked George I and one is marked George IV. One is genuine but one is a forgery. Which is the forgery?