"This illustrated nonfiction book for middle-grade readers is a comprehensive overview of the brain. It looks at the science behind how it works, how it directs our day-to-day lives and how much we don't know about this key organ in our bodies."-- "Did you know that the information inside your head travels faster than cars on the highway? Or that electricity moves around in there? Your brain is mysterious--there is a lot we know about it and even...

The biology book is packed with short, pithy explanations of some of the most momentous ideas in science, from cell theory to evolution by natural selection and the discovery of DNA. Simple graphics, such as timelines and mind maps, support the text and make the explanation easy to follow.