Bonnie is a three-year-old, talking on the phone to her grandmother. "Grandma, look at the red car on the street. Look, it is right there!" At this young age, Bonnie does not understand that grandmother can not see the red car because
Oshe can only view the world from her own perspective, not that of others
Oshe is viewing the question from a sociocentric point of view
Oshe is just developing object permanence
Otransformation in appearance still indicates a change in amount to Bonnie