What Piagetian concept describes the ability of children to understand that the quantity of an object has not changed although its shape has?

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Reversibility is the Piagetian concept that describes a child's ability to understand that the quantity of an object remains the same despite changes in its shape or appearance. This is a key aspect of a child's cognitive development, as it allows them to begin to think logically and abstractly about the physical world around them.

What Piagetian Concept Describes the Ability of Children to Understand