"See below the surface of Earth and discover the secrets that lie beneath our feet in this fascinating book about Earth. Author Dr. Lucía Pérez-Díaz offers budding young Earth scientists aged 7-9 everything they need to decode the puzzle that is planet Earth. On a journey like no other, children will learn what our planet was once like, how and why it has changed, and what the future may hold. They will adventure through earthquakes and over towering mountains to learn about our landscapes and unlock clues to Earth's long history." -- Publisher's website.