Series Level Level E Illustrator Cristiano Lissoni School Type Primary School Language Level Cambridge A1 Movers Components Reader e-zone kids resources It s a lovely sunny day in Happy Town. The sky is blue and Kate and Charlie are playing in the park. But when Kate looks up she sees a fish flying in the sky. Then the mice start chasing the cats and the cats start chasing the dogs. The world is upside down And only Kate and Charlie can put everything in its place again. Plus on Helbling e-zone kids For students Online games Audio Karaoke chants For teachers Teacher s Guide Flashcards Flashcards Guide Big Books Guide Free online worksheets with Cambridge Young Learners exam practice