Table 3.

Discriminative Stimuli and target responses for animated video modeling

Participant	Discriminative stimuli	VR	FE	BE
Isaac	“Four laps around a track is a …”	mile	closes eyes	running motion
	“Neil Armstrong walked on the …”	moon	eyes towards ceiling	arms extended laterally
	“DaVinci painted the …”	Mona Lisa	pouts	hands under chin
Mark	“What do you do with a spoon?”	eat	opens mouth	lifts fist to mouth
	“What does a hyena do?”	bites	bares teeth	claws forward
	“Pop goes the …”	weasel	turn head to side	thumb up
Anesha	“Peek-a …”	boo	widens eyes	hands to face extending fingers
	“What does a sheep do?”	baaa	bows head to chest	extends arms and ‘walks’
	“Sugar pie honey …”	bunch	smiles	fist to mouth
Maria	“A cow goes …”	moo	closes eyes	fists to head like horns
	“You brush your …”	teeth	bares teeth	fist over mouth
	“A car goes …”	room	tilts head back	extends arms forward
Ray	“What is in the sky?”	sun	widens eyes	extends fingers
	“A cheetah goes …”	roar	head back	arms extended
	“What does an airplane do?”	flies	tilts head down	extends arms at
Kadeem	“What can you eat?”	apple	opens mouth	holds hand to mouth
	“What does a crow do?”	caw	closes eyes	flaps arms
	“What can you drink?”	milk	pursed lips	makes drinking motion
Leon	“Fire is …”	hot	scrunches face	palms extended Forward
	“Let’s do the …”	twist	head back	fists close to body
	“Thunder and …”	rain	looks down	motions down
Gavin	“Peek-a …”	boo	widens eyes	hands to face extending fingers
	“What do we hear with?”	ears	turn head to side	points to ear
	“Up and …”	down	tilts head down	points down