The variety of them that are offered ensures that children of various ages can find something that they would be content with. In fact, you may feel good about composing a list of great sites where various online printable coloring pages can be found. The other option is just to type specifically what you are looking for into a search engine and it will bring up relevant pages to get it.
Being an understanding and caring parent, you can help you child in learning about various things and in creating awareness in the child about the world that he/she lives in with the help of coloring pages. You can use these pages for developing the ability to think logically in your child in a simple way without making learning a boring process for him/her.