Answer:
I stay where I am when I go off. What am I?
I come without being fetched at night, hide away as soon as daylight strikes. Although I may look small, I am much mightier than what you can imagine. What am I?
A trail, a union, together tied. Come across me and you will find you cannot change the course I'm on. Without me you cannot travel on. What am I?
I am the noise Santa's reindeers make
Take off my skin I won't cry but you will.
What did the piece of wood say when he saw the screwdriver and screws approaching?