Coloring pages aren't just for kids anymore. For adults and older teens, they're a fantastic stress reliever, and a carefree activity to concentrate on. Keep reading for my favorite list of books and printable coloring pages to color! Complex Grown Up Coloring Pages to Print and Color What sets adult coloring pages apart are the intricate details. All of these printable coloring sheets are hard to color - I would say they require advanced coloring skills! Enchanted Forest Coloring Page Fairy…