what is big, yet is small?

Where can you see something but at the same time see nothing?

If a tree falls in the woods and no one is there to hear it, then how the fuck did you know the tree fell?

What is wet, yet is also dry?

What is bright, yet is dark?

How many rainbow marshmallows are in a box of lucky charms and is there a pot of gold at the end of the last one?