We have all seen a rainbow in the sky. But what makes a rainbow? Learn how light and water make a rainbow! With easy-to-read text and detailed, vivid images, this science reader teaches students important scientific subjects and vocabulary terms like prism, energy, and light waves. Aligned to state and national standards, the book contains nonfiction text features like an index, a glossary, captions, and bold font to keep students connected to the text. A hands-on science experiment helps students apply what they have learned and develops critical thinking skills.