Upstream Proficiency Workbook -

: Content is organized into theme-based units across five modules, covering diverse topics such as "The Science of Life," "The Art of Entertainment," and "Our Planet, Our Home".

The workbook acts as a comprehensive reinforcement tool, typically requiring of study when paired with the Student's Book. Upstream Proficiency Workbook

: Each unit systematically develops all four language skills— reading, writing, listening, and speaking —using authentic, contemporary sources. : Content is organized into theme-based units across