a summative evaluation of the iranian 10th grade junior school textbook (vision1): employing the arcs model

the present study reports the summative evaluation of the 10th grade english course book (vision1) which is the conventional book used for teaching english at iranian junior schools. accordingly, the motivational design of the book was evaluated with a sample of 300 iranian students, aged between 15 and 16 years of both genders, who were selected randomly from all educational districts of mashhad. the model employed was keller`s arcs which includes the four constructs of attention, relevance, concentration, and satisfaction. moreover, to collect qualitative data 10 students participated in semi-structured interviews to identify their perspectives toward this book. the results of the descriptive statistics of the quantitative data and the content analysis of the interviews revealed that the average level of the students` motivation related to this book was not desirable. the findings also indicated that this book has succeeded concerning one area of arcs namely, relevance, but it has not been successful in the three other areas of attention, confidence, and satisfaction.