In episode 254, we get curious about keys and locks for Everett and Henry from Bowmanville, Ontario and Jeremy and Oliver from Colorado.  For how long have people been using keys and locks?  What are some of the different kinds of keys out there?  How do keys and locks work?  Listen to this episode to unlock a whole lot of information about keys and locks.  Visit the Curious Kid Podcast Website - http://www.curiouskidpodcast.com Send Us An E-mail - [email protected] Leave Us A Voicemail - 856-425-2324 Support Us On Patreon - https://www.patreon.com/Curiouskidpodcast Shop Curious Kid Podcast Merchandise - http://tee.pub/lic/fqXchg3wUVU Follow 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 Key In Lock Picture: https://qph.cf2.quoracdn.net/main-qimg-73b6045fe675e5dacb26e5f46e0bbe76-lq