Have you ever wondered what the world will be like in 50 years' time(TM) Or thought about the impact of social media and how it affects you(TM) Think Second edition is the English course that develops your students as learners and challenges them to consider global issues such as climate change and important scientific discoveries. With inspirational topics and texts from around the world, pages dedicated to Life Competencies and focused practice for Cambridge English Qualifications, this course encourages students to think big - in English.