Piaget's 3rd Stage
Adolescence
100

This is Piaget's 3rd stage of development 

The concrete operational stage

100

This man developed the concept of adolescent egocentrism

Who is David Elkind

200

The age group affected by this stage

What are 7-11 year olds

200

The belief that everyone cares about your thoughts and actions as much as you do yourself

adolescent egocentrism

300

The test that helps to determine how well children are able to understand the properties of an object

What is the conservation of tasks test

300

Types of development during adolescence

what are sexual and brain maturation

400

Some children fail the conservation of liquids test because of this

What is Horizontal Decalage

400

the two phenomena ocurring during adolescent egocentrism

What are perosnal fable and the imaginary audience 

500

The 5 functions learnt in during this stage

reversibility, decentration. seriation, transitivity, classification & spatial reasoning

500

The difference between adolescent and childhood egocentrism

What are the different stages of cognitive development