In episode 166, we get curious about pizza for Andrew of Toronto, Canada.  We learn what the most popular pizza topping in the United States is, what people top their pizza with in other countries, and why pizza became very popular in the United States after World War 2.Visit the Curious Kid Podcast Website - http://www.curiouskidpodcast.com Send Us An E-mail - curiouskidpodcast@gmail.comLeave Us A Voicemail - 856-425-2324Support Us On Patreon - https://www.patreon.com/CuriouskidpodcastShop Curious Kid Podcast Merchandise - http://tee.pub/lic/fqXchg3wUVUFollow Us On Facebook - https://www.facebook.com/curiouskidpod/Follow Us On Instagram - https://www.instagram.com/curiouskidpodcast/Follow Us On Twitter - https://twitter.com/CuriousKidPod