These pages are the best way to develop the hand eye co-ordination. Holding the color pencil and coloring within the line also involves development of motor co-ordination. It adds to the dexterity of the fingers, improves the concentration too. Such activities being interesting urges the child to complete before involving in a new task, which is good for improving concentration. Creativity with better learning is best achieved by coloring.
The contribution of bringing far more diversity to the coloring sheets and pages, has been made by the computer and the internet, both have emerged as a greater generator - that has opened an entirely new world of coloring and arena of drawing. Parents make very sizable livings creating, drawing and coloring images for computer animation including video games, movies, commercials and items most parents would never consider, such as some high-quality information websites. These sites are available as a full-fledged career for adults, it is no wonder that the tools and formats employed in this style of artwork have carried down to kids, although on a smaller scale.
No matter what the theme or the picture, all a child - or the young at heart - needs is the page and something to color with. Pencils, crayons, markers, watercolor paints, chalk. There are coloring books made specially to be used with water-colors, that come with their own little set of paints and brush, and have thicker pages.