Collins brings the Queen of Crime, Agatha Christie, to English language learners. Agatha Christie is the most widely published author of all time and in any language. Now Collins has adapted her famous detective novels for English language learners. These carefully adapted versions are shorter with the language targeted at upper-intermediate learners (CEF level B2). Each reader includes: * A CD with a reading of the adapted story. * Helpful notes on characters * Cultural and historical notes relevant to the plot * A glossary of the more difficult words Hercule Poirot is travelling from France to England by plane. During the journey one of his fellow passengers is murdered -- but which of the twelve people on the plane is guilty of the crime? What motive could they have for murdering an elderly lady? And, most curiously of all, why did nobody see a thing?