During penning this article (August 2015), one fourth of Amazon’s top twenty best-selling books are coloring in magazines. So what exactly is an adult coloring book, and the way is it that they are currently outselling top fiction authors with
During penning this article (August 2015), one fourth of Amazon’s top twenty best-selling books are coloring in magazines. So what exactly is an adult coloring book, and the way is it that they are currently outselling top fiction authors with