Table 1.

Assessment and Intervention Procedures

Phase	Procedure	Purpose
1	Daily behavior record Interview Preference assessment Behavior Rating Scale	Develop hypotheses regarding events that occasion and maintain destructive behavior; identify preferred toys.
2	Functional analysis	Identify reinforcers for destructive behavior.
3	Baseline (extinction) demand probes	Evaluate baseline levels of behavior during target demand condition.
4	Functional communication training	Teach child to perform adaptive behavior (completing work tasks, manding) to gain reinforcement.