Answer:
What goes up and down the stairs without moving?
Handy when you need to measure something or run a kingdom.
Can you think of a crime that is punishable if attempted but not punishable if actually committed?
What can get you there in eco style, pushed by your legs mile after mile?
What is it that leaps and runs and yet, has no feet?
What is big and yellow and comes in the morning, to brighten mom's day?