Answer:
What begins with an E but only has one letter?
I can be cracked made told and played. What am I?
What can you break even if you never pick it up or touch it?
The time between daylight and darkness when blood drinkers like to come out
What is made of wood, but can't be sawed?
Whoever made me don't want me. Whoever bought me don't need me. Whoever use me don't know me.