This award-winning graded readers series is full of original fiction,adapted fiction and factbooks especially written for teenagers.Further adventures for twins Andy and Mary (A Little Trouble inAmsterdam, Level 2). This time Andy and Mary, are away with theirfather in the beautiful Yorkshire Dales in the UK. After discoveringa locked door in a supposedly abandoned mine, Mary's curiosity isaroused. What is someone hiding in the mine? And who is the manwatching them through the binoculars? This paperback is in BritishEnglish. Download the complete audio recording of this title andadditional classroom resources at cambridge.org/experience-readersCambridge Experience Readers get teenagers hooked on reading.