Learning by using a variety of activities, books, students can put into practice to improve writing skills, which are sorted according to the natural activities of learning from easy to find more difficult.
Learning by using books with a variety of activities for students to practice their writing skills to develop an event that sort of learning from easy to difficult.
Learning by the book is a variety of activities to students" practice to develop writing skills, which is a sort of natural learning activities, from easy to more difficult.