An information-processing approach that builds on Piaget's research is known as theory, because it considers cognition as made up of different types of individual skills.

neo-Piagetian

Explanation:

Neo-Piagetian theory: In psychology, the term "Neo-Piagetian theory" is described as a phenomenon that is more or less similar to that of the Jean Piaget's "cognitive development theory" which states the different stages through a child develops thinking and reasoning skills. Jean Piaget theory possesses "stage-like processes".

The neo-Piagetian theory states that the "cognitive development" of a child happens in different "stairstep-like" stages. Though the theory of Neo-Piagetian supported Jean Piaget theory to some extent at the same time it criticized his theory.

In the question above, the given statement signifies the "neo-Piagetian theory".