"Upstream: Upper Intermediate B2+" is a modular secondary-level course for learners of the English language at upper-intermediate level. The series combines active English learning with a variety of lively topics presented in themed units. Key features: theme-based units from a wide variety of authentic sources in five modules, a variety of cross-cultural topics, systematic development of all four language skills through realistic challenging tasks which encourage the learner`s personal engagement, lexical exercises practising and activating all essential vocabulary including collocations, idioms and fixed phrases, prepositions, phrasal verbs and word formation, a variety of authentic stimulating reading and listening tasks, a wide range of speaking activities, realistic, stimulating dialogues featuring people in everyday situations.