Answer:
What speeds on a track but isn't in a race and has a whistle to announce its steady pace?
This is the most famous bank where children keep their assets
Words come out of it, aligned in perfect silence. A messenger of black on white, a slinky fellow drawing lines, of thin and soft graphite
What can you catch but never throw?
4 rubber ducks were floating in the bathtub, 2 floated away and 2 drowned. How many ducks are still alive?
I love spinach.