How do children evaluate complex causal events? This study investigates preschoolers' representation of "force dynamics" in causal scenes, asking whether (a) children understand how single and dual forces impact an object's movement and (b) this understanding varies across cause types (Cause, Enable, Prevent). Three-and-a half- to…

A level prediction task, in the context of Piaget's conservation-of-liquid problem, was used to analyze the regularities of incompetence'' in the nonconserving or noncompensating child. (Author)