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4 months
At 4 months the infant turns from stomach to side -
5 Months
Infant turns from stomach to back. -
6 months
Infant turns from back to stomach. -
8 months
Infant can sit. -
Stranger Anxiety
They develop the fear of strangers around 8 months -
Separation Anxiety
Also at around 8 months they they might cry or be upset if their mothers leave them or the people who they tend to be around the most. -
9 months
Infant can crawl. -
The Drop Off
By the time infants are crawling they will avoid crawling into what they think is a cliff or drop off. -
11 months
Infant can kneel. -
13 months
Infant can stand. -
15 months
Infant can now walk. -
Sensorimotor Stage Age 0-2
They start learning to coordinate sensation and perception wiht motor activity.
Development of object permanence -
Preoperational Stage Age 2-7
This is where they develop one-dimensional thinking.
Displays of egocentrism, artificialism, and animism.
Begin to use words and symbols (language) to represent objects. -
Gender and Self-Esteem
Age 5 to 7 children begin to value themselves on their appearances and performance in school. -
Concrete-Operational Stage Age 7-12
Signs of adult thinking begin to develop about specific objects but not abstract ideas.
Also a reduce of egocentrism. -
Girls Adolescent Growth Spurt
For most girls, the growth spurt usually begins at about the age of 10 or 11.
Age 8-11 -
Preconventional Level
Base their judgments on the consequences of behavior -
Boys Adolescent Growth Spurt
Boys tend to begin the spurt 2 years later than the girls.
Age 10-14. -
Early Adolescence Age 11 through 14
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Menarche
This is the first menstruation for the female.
The beginning of womanhood. Occurs between ages 11 and 14 -
Age and Self-Esteem
Self Esteem seems to reach a low point at about age 12 or 13 and increases again during adolescence. -
Formal-Operational Stage age 12+
They are capable of abstract thinking. Also they are able to deal with hypothetical situations, strategize, and plan ahead to solve problems. -
Middle Adolescence 15 through 18
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Quest for Independence
From age 9 to 15 the older the children were, the less time they spent with their families. -
Peer Pressure
Peer pressure hits around the age of 15 then sort of decreases after the age of 17 -
Late Adolescence 18 through 21
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Early Adulthood
20-40 -
Reassessment
This is where they start thinking they might want a change and switch things up. -
Middle adulthood
spans from 40-65 -
Transition
40-45. Their perspectives may change in a major way. -
Midlife Crisis or Age of Mastery
45-65. This is where they may be depressed or sad. How life is going may not be how they want to be. -
Male "menopause"
At ages about 40 or 50 men's testosterone levels begin to decline. -
Menopause
Occurs in late 40s or early 50s. This marks the time that the woman is becoming less fertile. -
Late Adulthood
age 65. -
Retirement
65-70. This is where they no longer have to work.
