Do you know what is a prism? A prisms is a triangle that can reflect the light.It is same as raindrop!So prism can make a rainbow.DVD can also reflect a light.Not only raindrop can make a rainbow.
Shun’s feelings: I didn’t know that we couldn’t go to the end of a rainbow!But maybe we could go to the end of a rainbow.And I didn’t know that people can only see red,green and blue. Thank you,readers.