Equip the next generation of scientists with a brand new series from Chris Ferrie, the #1 science author for kids! Rainbows are beautiful! As Red Kangaroo admires one arching across the sky, she wonders where rainbows come from--luckily, Dr. Chris has the answer! With just two ingredients and three simple steps, Red Kangaroo learns all about the science behind these wonderful, colorful sights! Chris Ferrie offers a kid-friendly introduction to light refraction and optical physics in this installment of his new Everyday Science Academy series. Written by an expert, with real-world and practical examples, young readers will have a firm grasp of scientific and mathematical concepts to help answer many of their "why" questions. Perfect for elementary-aged children and supports the Common Core Learning Standards, Next Generation Science Standards, and the Science, Technology, Engineering, and Math (STEM) standards.