Did you know that elephants are the world's largest land mammal or that an elephants trunk is made up of more than 40,000 muscles? These gentle giants are also at risk due to illegal hunting. Learn fascinating facts like these and more all in the pages of this book!

Science FACTopia! is the sixth title in the bestselling FACTopia! series. Here you'll find an ingenious trail of 400 facts about space, animals, rocks and crystals, virtual reality, the body, coding, 3D printing, engineering, plants, fungi, math, and more, where each fact is connected to the next in hilarious and unexpected ways. You'll meet a parrot called Squawkzilla, find out about the fastest muscles in the body, discover gems that can change...

"It takes our many body systems working together to keep us alive and living our lives to the fullest. This set of True Books offers an in-depth look at our amazing bodies-one system at a time"-- "Discover the main systems of our amazing human body with this new series of books!The blood that flows through your body constantly brings food and oxygen to your muscles, organs, and bones and carries away waste. And it is all powered by that magnificent...