Answer:
What falls down but never breaks?
What goes through a door but never goes in and never comes out?
What can be measured but has no length, width or height?
I'm a green veggie that looks like a tiny tree.
I'm the source of all emotion, but I'm caged in a white prison.
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?