Examlex
Solve the equation for the variable t . Assume that all letters represent positive numbers.
Fast Mapping
The process by which children quickly learn the meaning of new words after minimal exposure.
Concrete Operational Stage
A stage of cognitive development in children, according to Piaget, occurring roughly between the ages of 7 and 11, where they start to think logically about concrete events.
Formal Operational Stage
A developmental phase, identified by Jean Piaget, where individuals (starting in adolescence) develop the ability to think abstractly and logically.
Preoperational Stage
A stage in Jean Piaget's theory of cognitive development (approximately ages 2 to 7) where children begin to use language and think symbolically, yet their thinking is still intuitive and egocentric.
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