Design Of A Teacher Designed Picture Exchange Communication System

1092 Words Sep 5th, 2015 5 Pages
Methodology

Design
A single subject design was implemented in this quantitative study. In order to establish a baseline, there was one week of no treatment. At this time, increases on task behaviors were charted (gazing, talk to peer, out of seat/ throwing self on the floor, vocal grunts). Once baseline data had been collected and analyzed to determine the frequency and duration of the behaviors, three weeks of treatment followed.
The treatment involved the implementation of a teacher designed picture exchange communication system that incorporated actual pictures of objects in the subject’s classroom and school environment. Boardmaker, software program created by Mayer-Johnson, was used for the development of some of the pictures symbols. The treatment was implemented throughout the three hours the student was in class in the morning hours.
During the second week of the study, researcher introduced a picture communication system to the student. Researcher started by introducing a picture of her preferred toy (toy bear). In the morning, when the subject got off the bus and come into the classroom, researcher had subject’s favorite toy bear along with the picture of his toy bear. When subject refused to sit on the table and began with outbursts and throwing self on the floor, researcher showed student the toy bear. Researcher then showed subject picture of toy bear. Researcher gave subject picture of a toy bear. Researcher then…

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