Textbook is a teaching media which help students organize their learning both outside and inside classroom. It enables students to learn better, faster,clearer, easier, and much more. Furthermore, the English textbook outside has problem in quality of the book and It does not have criteria of good English textbook. The researcher used the technique available in solving the problem. Therefore it is more important to do the research entitled “A Content analysis On “ Interactive English “ Textbook For Seventh Grade Junior High School in the 2013 Curriculum”
The problem of the research are “How is the criteria of “Interactive English” applied in the aspect of In-depth analysis? “. The aim of the research is to discover criteria of a good textbook suggested by Cunningsworth’s Theory using In-depth Analysis.
Kind of the research is descriptive qualitative research. The sample of this research is English textbook “Interactive English” which contains 8 chapters and the researcher used 4 chapters as the sample. While the research instrument apply in this research is documentation checklist and the data is taken from the English Textbook “ Interactive English “ used in first grade student Junior High School in 2013 Curriculum.
The result of the research shows the contents in English textbook entitled “ Interactive English “ have applied the criteria of Cunningsworth’s Theory in In-depth analysis.