(from the article `human behaviour`) ...given by Piaget are (1) the sensorimotor stage from birth to 2 years, (2) the preoperational stage from 2 to 7 years, (3) the concrete-operational ... The final stage of cognitive development, called the stage of formal operations, begins at about age 12 and characterizes the logical processes of ...
Found on
http://www.britannica.com/eb/a-z/f/47
According to Piaget`s theory, a stage of cognitive development at which the growing child becomes capable of handling abstract concepts and hypothetical situations.
Found on
http://www.encyclo.co.uk/local/20212
No exact match found.
