Secret Gardens
- September 2, 2015
- Casino Game Studio
A coloring book (or colouring book) is a type of book containing line art to which a reader may add color using crayons, colored pencils, marker pens, paint or other artistic media. Coloring books are generally used by children, though coloring books for adults are also available. Traditional coloring books and coloring pages are printed on paper or card. Some coloring books have perforated edges …