Implementation of a token economy system with a time-out backup consequence in a highly structured self-contained elementary classroom for children with emotional and behavior disorders demonstrated a strong functional relationship between the intervention system and improvement in the students' behavior. (Author/DB)

The study reduced the disruptive behaviors of students in 2 elementary physical education classes, including an alternative education class containing 14 fourth and fifth grade boys with severe behavior problems. A modified time-out procedure was used to reduce frequency of disruptive behaviors by 95 percent. (Author/DB)