Video begins with a teacher and a student sitting at a table facing each other. The teacher says "Sign apple" while placing her hand on her face and turning. The student imitates the motion and receives a piece of apple. On screen text reads "Imitation". The teacher says "Sign apple", the student does so and receives a piece of apple. On screen text reads "to intraverbal...". The teacher holds out a piece of apple in her hand and the student signs apple. The teacher says "Apple" and hands the piece of apple to the student. On screen text reads "to sign mand transfer".