Building on the success of more than 80 titles, the 100 Facts series presents the deep ocean in stunning detail. Learn about the extreme conditions in the dark depths far below the surface and the extraordinary animals that live there. Exactly 100 facts accompanied by photographs and beautiful artwork will challenge children, acting as an incentive as they make their way through the book. Projects to make and do, hilarious facts and cartoons bring an extra element of fun. Add a detailed index, and 100 Facts is a perfect introduction to this fascinating topic.