Developmental Milestone Timeline

By samanthamckeel

  • Slow-to-warm-up Infants

    Don't trust easily but get happy with strangers after a while

  • Birth

  • Difficult infant

    Not very happy, often cry a lot

  • Easy infant

    Doesn't get worked up easily

  • Average infants

    Don't mind either way, very easy to control
  • Period: to

    Trust v. Mistrust

    Learning whether to trust or not to based on whether or not their needs for things like food and comfort are met.
  • Period: to

    Preconventional Morality

    Before age 9, most children's morality focuses on self-interest: They obey rules either to avoid punishment or to gain concrete rewards
  • Period: to

    Sensorimotor

    Experiencing the world through senses and actions (looking, hearing, touching, mouthing, and grasping)

  • Raise head to 45 degrees

  • Roll over (2.8 months)

  • Sit with support

  • Pull self to standing position (7.6 months)

  • Sit without support (5.5 Months)

  • Walk holding on to furniture (9.2 months)

  • Creep

  • Stand alone

  • Walk

  • Secure Attachment

    explore room while mom is there, gets upset when mom leaves, okay when mom comes back

  • Anxious - Ambivalent Attachment

    angry when the mom leaves and upset when they come back

  • Anxious/Avoidant Attachment

    completely unaware and doesn’t care whether the mom leaves or stays
  • Period: to

    Autonomy v. Shame and Doubt

    Toddlers realize they can direct their own behavior.
  • Period: to

    Preoperational Function

  • Period: to

    Initiative v. Guilt

    Children are developing imagination, and sharing. They have to learn to control their behavior and take responsibility.
  • Period: to

    Industry v. Inferiority

    Children try to learn new skills, obtain new knowledge
  • Period: to

    Concrete Operational

    Thinking logically about concrete events; grasping concrete analogies and performing arithmetical operations

  • Puberty

    For girls, puberty starts with breast development, which now usually begins at the age of 10.
  • Period: to

    Conventional Morality

    By early adolescence, morality focuses on caring for others and on upholding laws and social rules, simply because they are the laws and rules.
  • Period: to

    Formal Operational

    (About 12 through Adulthood) Abstract reasoning

  • Menarche

    first menstrual period for girls (12 1/2 years old)
  • Period: to

    Identity v. Role Confusion

    Trying to learn who they are as a person.

  • Spermarche

    first ejaculation in boys
  • Period: to

    Postconventional Morality

    WIth the abstract reasoning of formal operational thought, people may reach a third moral level. Actions are judges "right" because they flow from people's rights or from self-defined, basic ehical principles.
  • Period: to

    Intimacy v. Isolation

    Trying to form a close, committed relationship.

  • average age of having first child

    25.2 years old is the average age of having first child in U.S.

  • Average marriage age for women

    Average marriage age for women is 26.9

  • Average marriage age for men

    Average marriage age for men is 29.8 years old

  • Physical changes

    muscular strength, reaction time, sensory keeness and cardiac output all go down as you age.
  • Period: to

    Generativity v. Stagnation

    The challenge is to be creative, productive, and give back to the next generation.

  • Mid-life crisis

    The average age for a mid-life crisis is about 45. A midlife crisis is a period of transition into an older life.

  • Menopause

    A women's foremost biological sign of aging, onset menopause, ends her menstrual cycles, usually within a few years of the age 50.
  • Period: to

    Ego Integrity v. Despair

    This person is trying to reach wisdom, tranquility, wholeness, and acceptance.

  • Sensory abilities

    65-year-old retina only recieves about 1/3 as much light as a 20-year-old retina.

  • Fluid intelligence

    Fluid intelligence - our ability to reason speedily and abstractly, as when solving novel logicproblems-- decreases slowly up to age 75.

  • average life expectancy for men in the U.S.

    76.3 years old is the average life expectancy for men in U.S.

  • average life expectancy for women in the U.S

    81.3 is the average life expectancy for women in the U.S