Answer:Piaget's concept of conservation is a fundamental aspect of cognitive development in children. It refers to the understanding that certain physical properties, such as volume, mass, and number, remain constant despite changes in appearance or arrangement. The experiment described involves pouring water from a short, wide container into a tall, narrow container, and asking young children where the most water is. Piaget found that children under the age of seven often fail this task, as they are unable to understand that the volume of water remains the same regardless of the shape of the container.
This experiment illustrates Piaget's theory that children progress through stages of cognitive development. In the preoperational stage, which typically lasts from ages two to seven, children are egocentric and lack the ability to conserve. As they enter the concrete operational stage, which lasts from ages seven to twelve, children develop the ability to understand conservation and other concrete logical concepts.
Overall, Piaget's theory has had a profound impact on the field of developmental psychology and has helped to shape our understanding of how children learn and develop. The concept of conservation is just one of many important ideas that have emerged from Piaget's work, and it continues to be studied and applied in various contexts today.
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