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. Discover the coolest robots of today and tomorrow in this colourful, photo-packed book. In this inviting and entertaining format, kids will learn about the science behind these amazing machines. This Level 4 reader is written in an easy-to-grasp style to encourage the scientists of tomorrow! Level 4: Independent readerPerfect for kids who are reading on their own with ease and are ready for more challenging vocabulary with varied sentence structures. They are ideal for readers of White and Lime books