Bass and the classroom teachers decided that the books» style and content would vary by grade level, so that construction could be tailored to the students» skill level and content could fit
whatever curriculum unit the teachers felt could best adapt to the format.
The program is not fixed or scripted but rather is based on a «smorgasbord model», where it is assumed that specific
curriculum units or components will be selected and integrated with
whatever is already happening within that school or setting.