Early Development

Freud

Oral

2000 - 2001

Anal

2001 - 2003

Phallic

2003 - 2005

Latency

2005 - 2011

Genital

2011 - 2018

Piaget

Sensorimotor

2000 - 2002

Preoperational Thought

2002 - 2007

Concrete Operations

2007 - 2011

Formal Operations

2011 - 2018

Erikson

Trust vs. Mistrust

2000 - 2001

Autonomy vs. Shame & Doubt

2001 - 2003

Initiative vs. Guilt

2003 - 2005

Industry vs. Inferiority

2005 - 2011

Ego Identity vs. Role Diffusion

2011 - 2021

Infant Reflexes

Toe Grasp

1/2000 - Approx. 3/2001

Moro

1/2000 - 4/2000

Hand Grasp

1/2000 - 3/2000

ATNR (Fencer)

1/14/2000 - 6/2000

Head Righting, Protective Equilibrium

6/2000 - Approx. 2002

Parachute

Approx. 8/2000 - Approx. 2002

Gross Motor Milestones

Rolls over; Head held midline; No head lag

4/2000

Sits steadily

Approx. 5/2000 - Approx. 9/2000

Sitting; Pull to standing

Approx. 6/2000 - Approx. 11/2000

Sits alone momentarily; Head control

6/2000

Walks 3 steps alone

Approx. 9/2000 - Approx. 5/2001

Crawling & Cruising

Approx. 9/2000 - Approx. 10/2000

Stands alone

Approx. 9/2000 - Approx. 4/2001

Fast Walking

3/2001

Fine Motor Skills

Fine pincer grasp

2001

Scribbling

3/2001

Vertical & horizontal strokes

2002

Circle drawing

2003

Cross drawing

2004

Speech Development

Cooing

Approx. 2/2000 - Approx. 3/2000

Monosyllabic babbling

6/2000

Polysyllabic babbling

Approx. 9/2000 - Approx. 10/2000

1-3 known words

2001

10-15 known words

6/2001

50 known words

2002

Other Development

Social smile, midline hand play, sound localization

Approx. 2/2000 - Approx. 3/2000

Hands into mouth

4/2000

Search for partially hidden toy

Approx. 4/2000 - Approx. 8/2000

Plays pat-a-cake; Object permanence

Approx. 9/2000 - Approx. 10/2000

Puts objects into cups

2001

Tower of 2 cubes; Independent feeding

3/2001

Walks up/down stairs alone; Tower of 6 cubes; Names >1 object; Pretends

2002

Walks up stairs (alternating feet); Rides tricycle; Hops 2-3x

2003

Copies a circle; Tower of 10 cubes, Knows several colors

2003