Power Up Second Edition Prepares Learners For Cambridge English Qualifications And Success Beyond The Classroom. The Activity Book With Pupil's Digital Pack For Level 4 Of Power Up Second Edition Provides Different Activities And Materials To Be Used Alongside The Pupil's Book. In Every Unit, There Is A Mission Diary That Helps Learners Reflect On And Evaluate Their Own Learning. After Each Mission Stage, Learners Complete A Reflection And Self-Assessment In The Activity Book. The Activity Book Also Provides Access To The Digital Pack, Including Practice Extra, Videos And Flashcards.