Middle Childhood/Adolescence- Physical: As children grow, they go through puberty which can be an uncomfortable time for them; girls especially have a tough time as they tend to mature and experience puberty at a younger age. This chart helps to explain the experiences that girls may go through as they hit puberty.
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Cognitive: changes occur at this stage rather quickly. Children will adapt to higher thinking skills and gain knowledge within their world. Most notable, teens will being to identify themselves through "identity information" where they begin to explore a range of identities in order to explore who they are and how he or she may fit into the world (Changes,http://www.ed.gov) .