Examlex
$32 is what percent of $26?
Conservation
In cognitive development, the understanding that certain properties of objects or substances do not change when their appearance is altered.
Preoperational Stage
The second stage in Piaget's theory of cognitive development, occurring roughly between the ages of 2 and 7, characterized by symbolic thinking, egocentrism, and a lack of logical reasoning.
Birthday Parties
Celebratory events marking the anniversary of a person's birth, often involving social gatherings, decorations, and customs like cake and gifts.
Conservation
A cognitive principle in child development discovered by Piaget, indicating the understanding that quantity doesn't change despite changes in the shape or appearance of objects.
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