The nurse is explaining about the developmental sequence in children's capacity to conserve matter to a group of parents.What type of matter is last in the sequence for a child to develop?

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There is a developmental sequence in children's capacity to conserve matter.Children usually grasp conservation of numbers (ages 5 to 6 years)before conservation of substance.Conservation of liquids,mass,and length usually is accomplished at about ages 6 to 7 years,conservation of weight sometime later (ages 9 to 10 years),and conservation of volume or displacement last (ages 9 to 12 years).

The Nurse Is Explaining About the Developmental Sequence in Children's