QUICK: Name the most powerful and complex supercomputer ever built.
Not bad for something the size of a softball that looks like a wrinkled grey sponge In this fascinating, interactive book -- a companion to the National Geographic Channel hit show - Kids explore the parts of the Brain and how it all works, brainy news.
Your Brain is mission control for the rest of Your body and steers you through life.
Give up? Here\'s a hint: It\'s housed in Your head and it\'s the one thing that makes you YOU.
QUICK: Name the most powerful and complex supercomputer ever built