Colouring books (or colouring pages) ar a sort of book that contains line art wherever folks ar meant to feature color exploitation crayons, coloured pencils, marker pens, paints or different inventive mediums. ancient coloring books and coloring pages ar written on paper or cards. Some colouring books have hollow edges so their pages may be off from the book and used as individual sheets. Others might embody plot line and therefore ar meant to be left intact. these days several children coloring books feature fashionable cartoon characters. they're usually used as promotional materials for animated films. Coloring books can even mix different activities like connecting dots, mazes and different puzzles. Some coloring books additionally incorporate the utilization of stickers.