Isaac and Larry, two young brothers, are sitting at the breakfast ...

[Kikoku]

Isaac and Larry, two young brothers, are sitting at the breakfast table when their father gives them both a glass of chocolate milk. Isaac's glass is taller but thinner than Larry's glass, which is shorter but wider. Larry gets upset and complains that Isaac got more milk The fact that Larry is only focusing on one feature of his milk glass demonstrates the Piagetian concept of
 
  a. accommodation.
  b. egocentrism.
 c. reversion.
 d. centration.

Question 2

Children develop problem-solving abilities relative to mass, weight, and volume at different ages. This finding suggests that
 
  a. children are preoperational longer than previously thought.
  b. children develop conservations skills earlier than Piaget believed.
  c. conservation does not appear in children's thinking all at once.
  d. seriation does not appear in children's thinking all at once.

[Silverbeard98]

Answer to Question 1

d

Answer to Question 2

c