Examlex
Virtual communities takes place over a computer network and parallel typical physical communities,such as neighborhoods,clubs,or associations.
Concrete Operational
A stage in Piaget's theory of cognitive development where children aged 7 to 11 years are able to think logically about concrete events and understand the concept of conservation.
Conservation
The principle that certain properties of an object, like volume or mass, remain the same even if its appearance changes, essential to cognitive development in children as identified by Jean Piaget.
Numerically Impossible
A term referring to tasks or events that cannot occur due to mathematical constraints or limitations.
Karen Wynn
A cognitive psychologist known for her research on the foundations of human cognition, particularly in infants, including their understanding of numbers and social evaluation.
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