Piaget's Stages of Cognitive Development

1. Learning through the senses
2. Object Permenance

   Annotations:

   • http://www.simplypsychology.org/sensorimotor.html
3. Stranger Anxiety
4. 0-2 Years Old

Annotations:

• https://youtu.be/9YWlfRTBhAQ

1. Intuitive Reasoning
2. Egocentrism

   Annotations:

   • http://www.simplypsychology.org/preoperational.html
3. Active in "Pretend Play"
4. 2-7 Years Old

Annotations:

• http://www.simplypsychology.org/concrete-operational.html

1. 7-11 Years Old
2. Grasp Concrete Analogies
3. The Idea of Conservation

Annotations:

• http://www.simplypsychology.org/formal-operational.html

1. 12 Years Old - Adulthood
2. Logical Abstract Reasoning
3. Understand Hypothetical Situations