Answer:
I am a king but also a common device of measure. What am I?
What has roots that nobody sees, and is taller than trees. Up, up it goes, and yet it never grows.
What has hands but can’t clap?
Who plays when he works and works when he plays?
When someone uses this acronym, you know you've got to pick up the pace
What is big and yellow and comes in the morning, to brighten mom's day?
Easy
Animal
Difficult
Food
Funny
Kids
Logic
What am I?