Examlex
Which nutrient requires the LEAST amount of energy to digest,transport,and store?
Conservation
The principle (which Piaget believed to be a part of concrete operational reasoning) that properties such as mass, volume, and number remain the same despite changes in the forms of objects.
Piaget's Stages
A theory describing the cognitive development of children, segmented into four stages: sensorimotor, preoperational, concrete operational, and formal operational.
Sensorimotor Stage
In Piaget’s theory, the stage (from birth to about 2 years of age) during which infants know the world mostly in terms of their sensory impressions and motor activities.
Concrete Operational
A stage in cognitive development, according to Piaget, where children aged about 7-12 years develop logical thinking but are still not capable of abstract thinking.
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