There have been many studies on the application of integrated pedagogy and the findings of these studies have shown that integrated pedagogy has made education more economically efficient along with the quality of teaching and learning. This translates as lower education cost. In conclusion, the authors have studied integrated pedagogy in order to recommend ways to establish a curriculum and textbooks in the direction of objective-based approach, in response to the need to revise high school curriculum in Vietnam after 2015. This is also an outstanding question which is offered to educational managers, authors of currisulum and compilers of textbooks.