Hagoromo has been described as "the Rolls-Royce of chalk." The formerly Japanese, now Korean brand's chalk is known for its smooth consistency, its vibrancy, and being nearly dust-free. Florida Teen ...

Some call it the Rolls Royce of chalk, the Steinway of writing utensils. Some say it’s unbreakable, others say it leaves no dust behind. And it turned the world’s brightest minds into hoarders, going ...

Here’s a fun fact about mathematicians: they love chalkboards. Especially the old fashioned ones, with actual chalk and those dusty erasers. There are a variety of reasons why this might be true, and ...

Mathematicians continue to calculate, solve, and create on chalkboards, even in the digital age. A photographer captures samples of their work. Ideas explored on chalkboards—and erased and explored ...