Super Experiments with Light and Sound

Book excerpt: Disappearing coins, balloon megaphones, CD rainbows – the science of light and sound sometimes seems like magic! Readers will learn the amazing facts behind these phenomena that are more fascinating than fiction. Simple language explains the properties of light and sound, while hands-on activities give readers tangible examples to help them retain crucial science information. Helpful tips make experiments easy and safe, and step-by-step instructions with photographs ensure accessibility. Readers will love focusing light to pop balloons, talking to friends over plastic cup telephones, and other whacky adventures in scientific principles. They’ll learn incredible real-life examples of the same concepts they’re exploring at home, such as how laser beams focus light to produce heat!