World Wonders is an exciting four-level series for 9-11 year olds that capitalises on National Geographic photography and facts via reading texts and DVD clips. It also features an exciting adventure cartoon story for Levels 1 & 2. The course is structured around the Student"s Books that contain twelve eight-page core units plus six review units. The series has been specially written to capture the attention of young learners in beginner to pre-intermediate classes.