Watch Three Gears are Possible - Numberphile in New Channel | Channify

Henry Segerman (mathematician and 3D printing guru) discusses how to make three gears work together. More links & stuff in full description below ↓↓↓ Skew dice: https://youtu.be/uAnCL3vhVIs Check Henry's book about 3D printing math: http://amzn.to/2cWhY3R Prime Numbers Playlist: http://bit.ly/primevids Prime Machine: https://youtu.be/8UqCyepX3AI You can buy the gears from Henry at Shapeways: http://bit.ly/HenryGears Support us on Patreon: http://www.patreon.com/numberphile NUMBERPHILE Website: http://www.numberphile.com/ Numberphile on Facebook: http://www.facebook.com/numberphile Numberphile tweets: https://twitter.com/numberphile Subscribe: http://bit.ly/Numberphile_Sub Numberphile is supported by the Mathematical Sciences Research Institute (MSRI): http://bit.ly/MSRINumberphile Videos by Brady Haran Brady's videos subreddit: http://www.reddit.com/r/BradyHaran/ Brady's latest videos across all channels: http://www.bradyharanblog.com/ Sign up for (occasional) emails: http://eepurl.com/YdjL9 Numberphile T-Shirts: https://teespring.com/stores/numberphile Other merchandise: https://store.dftba.com/collections/numberphile