Crayons, of course. Scented markers. Colored pencils, pre-sharpened. And coloring books by the jillions. Why do people like coloring so much? For grownups, I can totally get the nostalgia — and the ...

Though the craze for coloring books for grown-ups has recently drawn many adults back to a hobby that had been seen as something for kids, it turns out that adult coloring books are actually how the ...