The Washington Post provides an introduction to fonts with mini-quizzes and straightforward examples. You can also change the font of the article:
You make font choices every day. You pick type designs each time you use a word processor, read an e-book, send an email, prepare a presentation, craft a wedding invite and make an Instagram story.
It might seem like just a question of style, but research reveals fonts can dramatically shape what you communicate and how you read.
Everyone knows Comic Sans is always the best choice.