This delightful book is a blend of character development, science, and history. It provides a simple yet powerful message: using your brain can change the world. Readers will discover how some scientists and inventors used their intelligence in groundbreaking ways. Accessible biographies reveal key information about great thinkers of history, including Isaac Newton, Marie Curie, and Stephen Hawking. Entertaining at-level text, fun activities, and likeable caricatures of featured figures will appeal to readers and inspire them to think outside the box. They'll learn how to embrace being brainy.