Similarly, kids loving the action cartoon films will be thrilled to color pokeman coloring pages. If you have very young children you may be placing them down for an afternoon nap. If you are only printing pages you want, there’s less wasted paper, so you are also doing your bit for the environment.
Which leads me to the next point. By teaching them to do so, your little one will develop hand eyes coordination by using the keyboard and mouse. I don't think any of us ever truly outgrows the sensation of joy and admiration that coloring brings.