This spring, an 80-year-old Japanese chalk company went out of business. Nobody, perhaps, was as sad to see the company go as mathematicians who had become obsessed with Hagoromo Fulltouch Chalk, the so-called “Rolls Royce of chalk.”
With whiteboards and now computers taking over classrooms, the company’s demise seemed to mark the end of an era.
learn more at gizmodo.com.
Leave a Comment