National Geographic Primary Readers is a high-interest series of beginning reading books that have been developed in consultation with education experts. The books pair magnificent National Geographic photographs with lively text by skilled children`s book authors across four reading levels.Level 3: Becoming independentBest suited to kids who are ready for complex sentences and more challenging vocabulary, but still draw on occasional support adults. They are ideal for readers of Purple and Gold books.In this level 3 book, young readers will explore the underwater world of lovable manatees. Follow these gentle giants, sometimes called sea cows, through their marshy habitats; learn how manatees raise their young and discover the threats to their environment. Beautiful photos and carefully levelled text make this book perfect for reading aloudfor independent reading.