Adults are using coloring book apps on iPads and Chromebooks to relieve stress, and these are some of the top-rated on the market.

Scottish illustrator Johanna Basford has tapped into a yearning in the digital age for colored pens, paper and time away from computer screens with her best-selling adult coloring book "Secret ...

Justin Bieber is also a fan of coloring-to-relieve-stress. Basford, 33, who lives in Scotland, said the craze is real: “I think people are just craving a digital detox,” she said.

Susan Striker, a renowned art educator and author of the bestselling Anti-Coloring Book series, has expanded her innovative ...