PSY 302 Lecture : PSY302_ClassNotes_L4.doc
Document Summary
Piaget"s theory: removing an object away from a young infant"s sight should lead the infant to act as if the object never existed. Why developmental theories: provide a framework for understanding important phenomena. Objective prominence: babies at 8 months wont fuss when things are hide for them. Munakata"s experiment: placing the object under transperant glass children quickly remove the cover and get the toy this demonstrate that they were both motivated to obtain it and sufficiently skilled to do so. Diamond"s experiment: use the opaque coverings as piaget did found that even. 6 month olds can locate the object if allow to reach immediately indicated that memory for the location of hidden objects, as well as the understanding that they continue to exist, is crucial to success on the task. This experiment indicate a need to revise piaget"s theory. Because development is so complex no single theory accounts for all of it.