I enjoyed this story about how mathematicians have been hoarding Hagoromo chalk because it’s apparently such amazing chalk. I remember boxes of cheap chalk from my school years. Clearly this chalk is in a different league altogether.

unsplash-logoFeatured image by Daniel Watson

Published by Paul

Enthusiast, writer, Happiness Engineer at Automattic. I take photos too. Passionate about my wife, Gina and #proudDad.

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