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MCS,MBA(IT), Pursuing PHD
Devry University
Sep-2004 - Aug-2010
Assistant Financial Analyst
NatSteel Holdings Pte Ltd
Aug-2007 - Jul-2017
hello,
could you please answer the following question:
Describe the four stages of cognitive development that Jean Piaget explained in his theory of cognitive development?
the four stages are :
1. Sensorimotor stage (Beginning from birth to age 2 ears)
2. Pre-operational stage (From age 2 until age6 or 7).
3. Concrete operational stage( from age 6 or 7until 11 or 12 )
4. Formal operational stage (Begin around age 11 or 12 through adulthood).
please provide a clear description for each stage and include the citation within the text
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