Jack is taking a class on Piaget, and as part of an assignment, he is "testing" someyoungsters on various Piagetian tasks. He gives four-year-old Meg a bag of white and striped marbles. They discuss the fact that marbles are made of glass. Meg counts the marbles-7 whites and 18 stripes. Jack asks, "Are there more striped marbles or more glass marbles?" Meg answers, "There are more striped marbles." This demonstrates Meg's difficulty with

Question

Quizplus · Accepted Answer

Meg's difficulty with class inclusion is demonstrated by her inability to understand that the striped marbles are a subset of the larger category of glass marbles. She focuses only on the variable feature of stripes rather than considering the larger category to which both types of marbles belong. The correct answer is not B, conservation, because this task does not involve conservation of quantity, but rather classification of objects into categories. The correct answer is also not C or D, as neither identity nor transformations are concepts specifically related to this task.

Jack Is Taking a Class on Piaget, and as Part