Answer:
Big as a saucepan, deep as a cup, Even a river can't fill it up. What is it
The part of the bird, that is not in the sky, Which can swim in the ocean and always stay dry. What is it?
You do this into someone's ear when you want to be discreet.
What can be white and yellow at the same time?
Sitting down you have it, Standing up you don't.
What did the piece of wood say when he saw the screwdriver and screws approaching?