Answer:
Even the oldest ones can be described as current, but a little mainstream.
I usually wear a yellow coat. I usually have a dark head. I make marks wherever I go.
What is flat, usually square, and made from trees but isn't wood?
It is a place of play on a sunny day. Winter will come and take all the fun, but we'll be back in May. What is it?
When one does not know what it is, then it is something; but when one knows what it is, then it is nothing.
What did the piece of wood say when he saw the screwdriver and screws approaching?
Kids
Animal
Difficult
Easy
Food
Funny
Logic
What am I?