Increased use of verbal representation but speech is egocentric. The beginnings of symbolic rather than simple motor play. Can think about something without the object being present by use of language. The child has an intuitive grasp of logical concepts in some areas. However, there is still a tendency to focus attention on one aspect of an object while ignoring others.
Concepts formed are crude and irreversible.
Easy to believe in magical increase, decrease, disappearance. Reality not firm. Perceptions dominate judgment. In moral-ethical realm, the child is not able to show principles underlying best behavior. Evidence for organized, logical thought.