AdvertisementFacebook Project Wants You To 'Buy Nothing' And Ask For What You Need03:54Download AudioResumeMay 24, 2018Jeff BradyfacebookEmailJohanna Humphrey, left, ended up with 24 boxes of crayons she didn't need. She gave them to teacher Laura Smith, right, through the Buy Nothing Project. It encourages people to share without money changing hands. (NPR)