To complete a color by number activity, you need to be familiar with colors and numbers. There will be rules that you need to follow, and limit yourself with. Is your knowledge good enough to help you through one activity at a time? Don't worry, though, because you pace yourself when doing this activity book. There is absolutely no pressure involved. Will you start coloring today? | My Ginormous Color By Number Coloring Book - Color By Number Large Edition by Activibooks for Kids, Paperback | Indigo Chapters