What do you know about a rainbow? In fact, it is a meteorological phenomenon that is caused by three components. They are reflection, refraction, and dispersion of the light in water droplets. All of them results in a light spectrum that appears in the sky.
Well, in relation to the rainbow coloring page, you may give a book about it for your children on their special day. Then, it is better for you to know that the book is completed with the rainbow coloring page with color words. Thus, it will look more attractive. It is because the picture is combined with another thing which is meaningful and also colorful words. It is of course for your children to have a big interest in it.
See these rainbow coloring pages below.