In episode 76, we get curious about rocks.  We learn the 3 major types of rocks and how they are formed.  We also learn which rocks are the hardest and try to guess how hard diamonds are.  We give lots of details about our season 3 finale.Send Us An E-mail - curiouskidpodcast@gmail.comSupport 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