Discover how an ocean is made - and how life developed on Earth - in this stunning picture book by Waterstones award-winning Sally Nicholls and illustrated by rising star Carolina Rabei. Who made the oceans? An ancient god? A magic spell? A billion firefighters and all their hoses? Come on a trip to the Sea Museum with Dad, and find out how the oceans came to be, and why they' re so important to our planet. Also in the Who Makes. series: Who Makes a Forest?.