How Does Theme Based CBI Differ from Sheltered and Adjunct Models?
Theme based CBI is taught to students with TEFL scores usually in the range 350 to 500. These scores are lower than the TEFL 500 score which is often the minimum requirement for students who want to study at universities in English L1 contexts. Because of the lower proficiency level of these students, a standard "mainstream" course, such as "Introduction to Economics" will have to be redesigned if it is to be used in a theme based EFL class. For example, complicated concepts can be made easier to understand by using posters and charts, (Mercerize, 2000, p.108).