Coloring books are fun, especially if you can advance your art skills and techniques while doing that.
Coloring books do not have to be a monotonous mindless coloring between the lines. You can enhance any design by coloring it with a variety of media, approaches, and techniques. Don't be afraid to experiment - you will be rewarded with a sense of accomplishment and satisfaction when you're done.
Learning does not have to be boring!
In this section of my web site I offer you some starting techniques. Art of Coloring can be a real Art!