If you didn't watch Arthur as a kid, then you did your childhood wrong. The show was full of so many great lessons like how to have fun with a library card, and how to spell aardvark. It's crazy to think that it first aired 20 years ago, like, what even?? I was surprised to find out that it's still on the air after all these years, and still educating millions of kids around the world. Now it's your turn to be educated all over again with these 16 Arthur facts.