Examlex
A wide area network (WAN) spans a large geographic area, such as a state, province, or country. WANs often connect multiple smaller networks, such as local area networks or metropolitan area networks. The world's most popular WAN is the Internet. A metropolitan area network (MAN) is a large computer network usually spanning a city.
Preoperational Stage
The second stage in Piaget’s scheme, characterized by inflexible and irreversible mental manipulation of symbols.
Cognitive Development
A theory and process that explains how human intelligence grows and changes over time, focusing on how children acquire, process, and utilize information.
Abstract Reasoning
The ability to analyze information, detect patterns and relationships, and solve problems on a complex, abstract level.
Accidental Injuries
Unplanned injuries resulting from unexpected events, often leading to harm or damage that was not intentionally caused.
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