Examlex
The nitrogenous bases of the two complementary strands in the DNA double helix are held together by
Zone of Proximal Development
The difference between what a learner can do without help and what they can achieve with guidance and encouragement from a skilled partner.
Scaffolding
A technique used in education and cognitive development involving providing suitable supports to facilitate learning, allowing the student to achieve higher levels of comprehension and skill acquisition.
Concrete Operations
A stage in Piaget's theory of cognitive development where children gain the ability to think logically about concrete, tangible objects and events.
Formal Operations
The final stage in Piaget's theory of cognitive development, characterized by the ability to think abstractly and logically.
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