Dewey Learning by Doing Learning occurs through experience. Erikson Socioemotional Development Erikson's "Eight Stages of Man" describes a series of crises individuals pass through at different ages. The stages begin with "trust versus mistrust" in infancy and continue through a series of paired outcomes for each age through older adulthood.

Kohlberg Stages of Moral Development Pre-Conventional - based on self-centered interests Conventional - based on conformity to local expectations Post-Conventional - based on higher principles

Piaget Genetic Epistemology Developmental stages of child development: 0-2 years: "sensorimotor" - motor development 3-7 years: "preoperation" - intuitive 8-11 years: "concrete operational" - logical, but non-abstract 12-15 years: "formal operations" - abstract thinking