The Effect of Discrete Trial Teaching Using Picture Book on Spontaneous Speech of Child with Language Delay

The purpose of this study was to examine whether the effect of discrete trial teaching for utilization of picture communication book on spontaneous speech of child with language delay. This research was performed with a child with language delay for more than one year. Changing criterion designs was applied to examine the effect of a total of 17 Discrete trial teaching sessions which were split into the five stages on spontaneous speech. The result showed that the rate of the spontaneous speech at each stages by intervention turned out to exceed changing criteria of each and every stage, which meant that spontaneous speech of child with language delay was improved positively by application of target independent variable to the subject in concern. Limitations of generalization of this study findings were argued and we the need of follow-up study suggested.