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Unformatted text preview: . (Mean Monkey- younger child thought monkey thought what he thought. Older child had theory of mind.) Preoperational Stage: Criticism DeLoache showed that children as young as three were able to use mental operations. When shown a model of a dogs hiding place behind the couch, a 2 year old could not locate the stuffed dog in an actual room, but the 3 year old did. Piaget wouldve said the 3 year old couldnt. Concrete Operational Stage In concrete operational stage, given concrete materials, 6 7 year olds grasp conservation problems and mentally pour liquids back and forth into glasses of different shapes conserving their quantities. They still cannot grasp abstract operations. Children in this stage are able to transform mathematical functions. So, if 4 + 8 = 12, 12 4 = 8 is also easily doable....
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- Spring '08