Video shows a child in a room. On screen text says "A dollhouse with no furniture...". A woman walks in and says "Here's your dollhouse" while placing a dollhouse on the floor. The child opens the dollhouse and begins playing with it. She asks the woman "Can I have the furniture?" The woman brings a plastic box with the toy furniture in it and says "Sure, here's your furniture". On screen text says "establishes the furniture as a reinforcer and evokes and appropriate mand". The child takes the furniture and places it in the dollhouse.