Upstream series is specially designed for students from absolute beginner to intermediate level. Each book consists of five modules and provides systematic preparation in all four language skills - listening, speaking, reading and writing - required at these levels. The Student´s Book and the Workbook are designed to be covered in approximately 60 to 80 hours of classroom work. The Workbooks for Upstream Beginner to Pre-intermediate contain Vocabulary, Grammar, Communication, Reading, Listening and Writing sections with a variety of motivating tasks and useful exercises, as well as the tapescripts of the listening exercises. The Teacher´s Books for the Student´s Books contain step-by-step teaching notes, extra ideas for optional activities and a full key to the exercises in the Student´s Books. The Test Booklets contain appropriate photocopiable assessment tests as well as a mid-year and exit test allowing teachers to assess students´ progress throughout the course.