'Hi! I'm Sara Campbell. I'm a World Champion free diver.' In free diving you dive as deep as you can. You must hold your breath. Is it dangerous? Oh yes. Have you got what it takes? This is life at the edge.Part of the 321 Go! series, this title offers a heart-in-the-mouth, jaw-droppingly exciting experience of a lifetime! Using real-life photographs and comic-format speech bubbles, the book is narrated by an expert free diver. You couldn't get closer to the action! This is the perfect read for struggling readers who want something much more visual to develop their literacy skills.