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?
Oxford Bookworms Library is a readers series for secondary and adult learners, with seven reading levels from A1-C1. Including over 270 original and adapted texts graded and available with audio and in e-book formats, it ensures a comfortable read at every level.