Researches have shown that outdoor activities prove to be a good learning process for kids. You can take your child to a zoo to let him/her interpret nature with the help of coloring pages. Earth worksheets, pages for coloring, or activity books can be a good option for parents and preschool teachers. Pages with food drawings, animated drawings, alphabets drawings, and many more are also available online that can be used as a printouts.
Today most homes have a printer on hand and that makes it fast and easy to use online printable coloring pages. They don't take much ink either so you can find the value is there all the way around. If you don't have a printer at home you can often use those at the local library to print the coloring pages for a very small fee.