TAPA BLANDA , LIBRO USADO, RECUERDA QUE EL 10% DE ESTA VENTA COLABORA CON FUNDACIONES QUE FOMENTAN LA LECTURA EN ZONAS VULNERABLES. This full-colour, non-fiction series presents an engaging range of topics such as environmental issues, historical facts, and culture. Each title features colour photographs, exercises, a glossary, and information about the author. Four levels are available to help you find the right level foryour students.