Complete the summary below.
Choose NO MORE THAN TWO WORDS from the passage for each answer.

How children learn

Piaget proposed that learning takes place when children encounter ideas that do not correspond to their current beliefs. The application of this theory gave rise to a teaching method known as [1].

At first this approach only focused on the relationship between individual pupils and their [2].

Later, researchers such as Perret-Clermont became interested in the role that interaction with [3] might also play in a pupil’s development.