Published 2012.

Oxford Bookworms enjoy a world-wide reputation for high-quality storytelling and a great reading experience.

Research shows reading a lot improves all your language skills.

Experts recognize Oxford Bookworms as the most consistent series in terms of language control, length, and quality of story - very important for fluent reading and extensive reading.

There's a wide choice of titles too - something for everyone.

Thousands of years ago, people looked out across an ocean and asked themselves, 'What is on the other side?' And the bravest of them began to travel and find the answers - beautiful islands, frozen lands, different peoples . . .

And there are still interesting questions about the oceans. How do they change our weather? Why does the water go up and down twice a day? Why do most animals and plants live near the land? And what can possibly live at the bottom of the ocean, thousands of metres down, where there is no light? Surely nothing can stay alive in a place like that ...