Answer:
What can travel around the world while staying in a corner?
I can be sweet or sour. I do not rhyme with any other word
I sleep when you are awake, I am awake when you fall asleep. I can fly but no feathers to aid my flight. What am I?
I am rarely touched but often held and if you are smart you'll use me well.
I hold two people together but touch only one. What am I?
What did the piece of wood say when he saw the screwdriver and screws approaching?