Add Yahoo as a preferred source to see more of our stories on Google. Think coloring is for kindergarteners? Think again! Well, it totally is, but it's also for grown-ups in need of stress relief.

If you purchase an independently reviewed product or service through a link on our website, Rolling Stone may receive an affiliate commission. Grammy-Award winning EDM artist Marshmello once sang ...

Adult coloring books are made all the more fun when you have the right coloring tools to use with them. While crayons and colored pencils definitely have their place, the best markers for adult ...

When Amanda Rulton picked up a cheap coloring book and some felt-tip pens, she didn’t expect the activity to stick. It came when she was in the middle of a health crisis. Eighteen months ago, she had ...

Whether you’re an artist, a fan of adult coloring books, or just love doodling on paper, gel pens are a great tool for expressing your creativity. The best gel pens for coloring have smooth-flowing ...

All products featured here are independently selected by our editors and writers. If you buy something through links on our site, Mashable may earn an affiliate commission. Coloring apps — which let ...