At first, nothing lived on our planet. It was a hot, loud, scary place with exploding volcanoes and oceans of lava. But as water spread across the globe, something amazing happened in the young seas. Informed by experts at Britain's Natural History Museum, this book for readers up to 8 uses bite-sized text and childlike illustrations to explain how life began on Planet Earth and how it has been changing ever since, constantly adapting to survive.