Robbie Case's theory that children acquire a central conceptual structure for numbers can best help you explain which one of the following?
A) Why 6-month-old Frederika is surprised when an experimenter shows her a display of three objects, covers the display and seemingly removes an object, and then reveals that the display still has three objects
B) Why 8-year-old Eldon cannot answer the question, "Which is more, the difference between 2 and 6 or the difference between 7 and 9?"
C) Why 12-year-old Heidi has difficulty understanding percentages
D) Why 16-year-old Garrett has difficulty with proofs in his geometry class

Question

Quizplus · Accepted Answer

Robbie Case's theory focuses on the development of central conceptual structures, which are cognitive frameworks that help children understand and manipulate numerical concepts. Eldon's difficulty with comparing differences between numbers suggests a lack of development in this conceptual structure for numbers.

Robbie Case's Theory That Children Acquire a Central Conceptual Structure