Open a world of wonder with this definitive children's encyclopedia, designed to captivate and educate the next generation . Ever wondered how we see light, how the Big Bang happened, and what really is art? Perfect for curious children with big questions, this brand new encyclopedia is a launchpad to discovery. Packed with astounding images and trusted expertise, The Things You Need to Know brings classic, perennially popular topics to life in a fresh new way. Fusing DK's trusted, high-quality content with a fun, modern, and accessible design, this book is a must-have for every 7+ year old's bookshelf. From the mysterious vastness of the Universe and the secrets of our planet's past, to the fascinating forces working around us and the rich tapestry of global culture, every page is a new adventure. Learn the things you need to know about space, science, Earth, nature, culture, and history. The Things You Need to Know is a gateway to a world of knowledge and limitless discovery, perfect for little ones with a never-ending stream of questions.