Read and discover all about wheels. What can wheels do? How many wheels does a unicycle have? Read and discover more about the world! This series of non-fiction readers provides interesting and educational content, with activities and project work.

This exciting new series of non-fiction readers provides interesting and educational content, with activities and project work. The readers are graded at four levels, from 3 to 6, suitable for students from age 8 and older. They can support Content and Language Integrated Learning (CLIL), andcover a broad range of topics, within three curriculum areas:The World of Science and TechnologyThe Natural WorldThe World of Arts and Social StudiesAlso available for each reader:* Activity Book* Audio CD Pack (Reader and Audio CD)Answers to the activities can be found on the teacher's website a href="http://www.oup.com/elt/teacher/readanddiscover"teacher's website/a

Read and discover all about transportation in the past and today. What were the first planes made of? How fast can solar cars travel? Read and discover more about the world! This series of non-fiction readers provides interesting and educational content, with activities and project work.

Read and discover all about eyes. How many eyes does a spider have? Can animals see in the dark? Read and discover more about the world! This series of non-fiction readers provides interesting and educational content, with activities and project work.

Read and discover all about machines in the past and today. When did people invent the wheel? What is a nanobot? Read and discover more about the world! This series of non-fiction readers provides interesting and educational content, with activities and project work.

Read and discover all about homes around the world. What materials are homes made of? Why do people build homes on stilts? Read and discover more about the world! This series of non-fiction readers provides interesting and educational content, with activities and project work.

Read and discover all about Earth in the past and Earth today. How did Earth form? What natural resources does Earth give us? Read and discover more about the world! This series of non-fiction readers provides interesting and educational content, with activities and project work.

Read and discover all about trees. What do seeds do? What animals live in trees? Read and discover more about the world! This series of non-fiction readers provides interesting and educational content, with activities and project work.

Read and discover all about young animals. What color are baby zebras? Where do young bears live? Read and discover more about the world! This series of non-fiction readers provides interesting and educational content, with activities and project work.

Read and discover all about Earth. How old are Earth's mountains? What is under the land? Read and discover more about the world! This series of non-fiction readers provides interesting and educational content, with activities and project work.