Examlex
The relational model describes data using a standard tabular format; all data elements are placed in three-dimensional tables called relations, which are the logical equivalent of files.
Young Children's
Pertaining to the early stages of a child's life, typically focusing on individuals from infancy through elementary school age.
Preoperational
A stage in Piaget's theory of cognitive development where children from roughly ages 2 to 7 engage in symbolic play and struggle with logic and taking the perspective of others.
Concrete Operational
A stage in Piaget's theory of cognitive development during which children gain the ability to think logically about concrete events.
Sensorimotor
Pertaining to the initial developmental stage in Piaget's theory, where infants learn about the world primarily through sensory experiences and manipulating objects.
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