The purpose of this study was to examine the effects of job training using the multiple instructional
approaches on the acquisition of coffee shop task skills of a high school students of intellectual disabilities.
The students with mild intellectual disabilities are 3 students in the second or third grade in city
vocational high school in Jeollabuk-do. The participated students will graduate in one or two years, soon
to be in adulthood, therefore the request on the necessity for job training and related actual employment
was high. The target behaviors of this study were the coffee shop task skills: brewing coffee and coffee
shop waiter skills. The multiple probe baseline across participants design was used to investigate the
effectiveness of the intervention program. The job training using the multiple instructional approaches used
instructional strategies and techniques such as community based instruction(CBI), classroom instruction, task
analysis, direct instruction, prompting, video modeling, video self monitoring, role playing, instruction using
smart phone, self-monitoring checklist, visual cues, token reinforcement, and social story. The result
indicated that all three students with intellectual disabilities acquired the coffee shop task skills. After
withdrawal of the intervention, the target behaviors maintained and generalized to different conditions.