25 CentrationIs the key focus on one characteristics at the exclusion of all othersKey concept for preoperational errorsConservationThe awareness that altering a items basic appearance does not change the basic properties
29 Concrete Operational Stage Lasts approximately from 7 to 11 years of ageChildren can operate concretely, and reason logically, as long as it can be applied to something specific.
30 Concrete Operational Continued Activities associated:SeriationTransitivityABC
31 Formal Operational Stage Final Piagetian StageLasts approximately from 11 to 15 years of ageIndividuals move beyond concrete thought to more abstract and logical thinking.
32 Abstract, Idealistic, and Logical Thinking Quality of abstract thinking: “I began thinking about why I was thinking about what I was. Then I began thinking about why I was thinking about what I was thinking about what I was.”Extended thoughts about their own desires and what ideal characteristics they strive forUse of hypothetical-deductive reasoning
33 Adolescent Egocentrism Heightened self-consciousness, and the hope that others accept you simply by who you are.Adolescent Egocentrism falls into two categoriesImaginary AudiencePersonal Fable
34 Imaginary Audience The feeling that one is the center of the stage Very present in early adolescents
35 Personal Fable Sense of personal uniqueness and invincibility No one truly understands themInvincibilityEngagement in risky behavior