A motivating operation (MO) alters both the effectiveness of a stimulus as a reinforcer and the current frequency of all behavior that has been reinforced by that particular stimulus. This article reviews studies that have manipulated a MO during interventions with school-age participants with intellectual disabilities and problem behavior. A…

This study examines the relationship between a critical learning outcome of behavioral fluency and endurance, by comparing the effects of two practice procedures on multiplication facts two through nine. The first procedure, called whole time practice trial, consisted of an uninterrupted 1 minute practice time. The second procedure, endurance…

Diagnostic criteria specified by the "Diagnostic and Statistical Manual of Mental Disorders (DSM-IV-TR"; American Psychological Association [APA], 2000) require that motor excess be present across situations, at home and school, in order to establish that this condition is a characteristic of the child. The article discusses a study whose primary…

Research has shown a positive correlation between time spent on homework and learning. However, students often engage in off-task behaviors to escape the demands of homework. Youth with emotional or behavioral disorders (EBD) are especially likely to engage in off-task behaviors. Effective interventions to increase on-task behavior during homework…

Errorless acquiescence training (EAT) was developed as a graduated, success-focused, and short-term intervention for building social skills. The approach focuses on building the skill of acquiescence (i.e., teaching children to be flexible with the needs and will of peers). The authors predict that acquiescence would serve as a "keystone", that…