In this book, early readers will learn about how rainbows form in the sky. Vibrant, full-color photos and carefully leveled text will engage beginning readers as they learn how raindrops refract light to form rainbows. A picture diagram shows how rainbows form from white light and make a spectrum, while a picture glossary reinforces new vocabulary. Children can learn more about rainbows online using our safe search engine that provides relevant, age-appropriate websites. How Do Rainbows Form? also features reading tips for teachers and parents, a table of contents, and an index. How Do Rainbows Form? is part of Jump!’s Science Questions series.