An introduction to light and how it helps us to see profiles different kinds of light, including sunlight, firelight and electric light, and provides interactive experiments readers can perform at school or at home

Millions of people live in cities around the world, but have you ever wondered how cities work? All those people need clean water to drink, a safe place to live, and a way to get all around the city! How do you take care of all those people's needs? Your city has a plan for that. Read and find out all about the systems a city has to help keep everyone safe, healthy, and happy. This book on city systems will appeal to the young civil engineer. How...

Have you ever wondered how to get a computer to do something? First you need to speak in a way it can understand! Read and find out all about how to talk to your computer in this updated edition with brand-new illustrations and simple engaging text that introduces conditions, loops, and functions. How to Talk to Your Computer comes packed with visual aids like charts, sidebars, an infographic, and a computer-less coding activity! This up-to-date...

Did you know that animals each have their own unique way to communicate? Birds sing, dogs bark, cows moo—and animals use their ears, tails, feet, and bodies to communicate, too! But what is everybody saying? This nonfiction picture book is an excellent choice to share during homeschooling, in particular for children ages 4 to 6. It’s a fun way to learn to read and as a supplement for activity books for children. Let’s read and find out about...