Get my favorite science and math toys delivered right to your door four times a year! null The tiles I'm using are called Magna-Tiles: http://geni.us/MagnaTilesbyValtech https://twitter.com/tweetsauce https://www.instagram.com/electricpants/ deltahedra: https://en.wikipedia.org/wiki/Deltahedron video about snubification and expansion: https://www.youtube.com/watch?v=BMfxSkCLtyM expansion and snub animation from: https://en.wikipedia.org/wiki/Snub_(geometry) Send me something! Vsauce PO Box: PO Box 33168 L.A. CA 90033 **CREDITS** Your host today has been Michael Stevens Edited by Jack Merline and Michael Stevens VFX outros by Eric Langlay null Music by Jake Chudnow null and from http://www.audionetwork.com/ **VSAUCE LINKS** Vsauce1: null Vsauce2: null Vsauce3: null