For questions relating to cognitive development; the study of acquiring information processing abilities, conceptual resources, perceptual skill, language, and other aspects of brain development and cognitive psychology that develop during the course of a lifespan.

Cognitive development is a field of study in neuroscience and psychology focusing on a child's development in terms of information processing, conceptual resources, perceptual skill, language learning, and other aspects of brain development and cognitive psychology compared to an adult's point of view. In other words, cognitive development is the emergence of the ability to think and understand.