Coloring by numbers is always fun. For both kids and adults, finding a whole picture after we are done coloring is always gratifying. Download and print these printable color by numbers for all ages for free. These color by number coloring pages are a fun way for kids of all ages to develop creativity, focus, motor skills, and color recognition. Color by number worksheets is also a great way for adults to make their minds relaxed and relieved with the act of coloring. Check out the coloring pages in the images below.