Piaget S Stage Of Formal Operations. Michael commons presented evidence for four post formal stages in the model of. The formal operational stage begins at approximately age twelve and lasts into adulthood.
In fact most adults do not regularly demonstrate formal operational thought and in small villages and tribal communities it is barely used at all. Children in the formal operational. Ages 12 and up.
The fourth stage of piaget s four stages of cognitive development is the formal operational stage.
In fact most adults do not regularly demonstrate formal operational thought and in small villages and tribal communities it is barely used at all. The formal operational stage is marked by an increase in the ability to think in abstract terms. According to piaget most people attain some degree of formal operational thinking but use formal operations primarily in the areas of their strongest interest crain 2005. A milestone of this period is using symbols to understand abstract concepts.