"See how creatures around the world use the rainbow effects of iridescence to survive ... and thrive!" -- Back cover.
"Jewel beetles, hummingbirds, rainbow boas, giant clams, and more burst from the pages in metaphor and rhyming verse."--
Experiments and activities reinforce a general discussion of the properties of light, the electromagnetic spectrum, and color vision, that also outlines the fifteen ways in which electron interactions result in color.
Uses sliding panels to reveal English or Spanish color words, which accompany both English and Spanish text about the colored object, including a red fire truck, a yellow bee, and purple grapes.