Why the World’s Best Mathematicians Are Hoarding Chalk

Once upon a time, not long ago, the math world fell in love ... with a chalk. But not just any chalk! This was Hagoromo: a Japanese brand so smooth, so perfect that some wondered if it was made from the tears of angels. Pencils down, please, as we tell the tale of a writing implement so irreplaceable, professors stockpiled it. SUBSCRIBE: https://goo.gl/vR6Acb #Chalk #Teacher #Smooth This story is a part of our Human Condition series. Come along and let us connect you to some of the most peculiar, stirring, extraordinary, and distinctive people in the world. Follow us behind the scenes on Instagram: http://goo.gl/2KABeX Make our acquaintance on Facebook: http://goo.gl/Vn0XIZ Give us a shout on Twitter: http://goo.gl/sY1GLY Come hang with us on Vimeo: http://goo.gl/T0OzjV