During the time of scripting this article (August 2015), 1 / 4 of Amazon’s top twenty best-selling books are coloring in books. So what exactly is a adult coloring book, and just how one thing they are currently outselling top fiction authors with new releases including E.L. James and Paula Hawkins? Adult coloring books are,

During the time of scripting this article (August 2015), 1 / 4 of Amazon’s top twenty best-selling books are coloring in books. So what is an adult coloring book, and just how do they are currently outselling top fiction authors with new releases for example E.L. James and Paula Hawkins? Adult coloring books are, plain