MUSIC. Read and discover all about sound and music... What are sound waves? What type of musical instrument is a koto? Oxford Read and Discover is specially designed to make reading other subjects in English easy and fun. Students read about Science, Arts, and Social Studies — and develop their language skills at the same time. Colour photos help understanding and stunning diagrams develop critical thinking skills. The flexible design allows free reading and supported reading by giving clear signposts to activities and projects at the back.