Have you ever wondered why dogs drool?  How about why polar bears are white? Do you think about how ocean waves are created?  This website has all the answers!  3rd and 4th grade students are having fun exploring Wonderopolis.  Each day there is a new Wonder of the Day where you can learn something new, or search through hundreds of short video clips that explain (almost) everything under the sun! You will never believe how many wonders there are, and a video to explain each one! Visit Wonderopolis soon!