Answer:
What speeds on a track but isn't in a race and has a whistle to announce its steady pace?
Written on with words of white, Has the color of the night, Is the teacher's best delight, And a student's daily fright
I am green and ugly and come out at night with a crumple old broom. Who am I?
A toy that requires some string and a breezy day
Never swallowed but certainly chewed, tossed in the mouth but it is not food. What is it?
What is lighter than what it is made of?