Completion contingency

This phase is designed to teach a student to remove 2 items from a large bucket following a modeling prompt. Toby explains some advantages of completion-based systems, gives some teaching tips, and points out signs that the student understands the system.

This phase is designed to teach a student to remove more items out of the bucket to increase the duration of the work period.

This phase is designed to teach a student to remove the items with a delay between opportunities to remove them.

This phase is designed to teach a student to remove an items following the completion of a task. In this particular version, the student must place an item in the same place the therapist put theirs.