Examlex
Which of the following is NOT a requirement of a true experiment?
Concrete Operational
A stage in Piaget's theory of cognitive development, from about 7 to 11 years of age, where children can use logic to solve problems but still struggle with abstract and hypothetical concepts.
Piaget's Stages
the theory proposed by Jean Piaget that outlines the four stages of cognitive development in children: sensorimotor, preoperational, concrete operational, and formal operational.
Conservation
A cognitive ability, identified by Piaget, that enables a child to understand that substances remain the same in quantity even when their shapes change.
Development
The process of change and growth through which an individual or entity progresses by gaining physical, mental, or societal qualities over time.
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