Published 2008.

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.

Everything's ready now. We can do the experiment,' says your assistant Joe. You are the famous scientist Mary Durie working in a laboratory in Alaska. When you discover something very new and valuable, other people want to try to steal your idea - can you stop them before they escape?