Boys and young women still display markedly distinct grades of physical maturity as they go in middle adolescence. Girls' fast development is usually tapering off, while numerous young men have yet to glimpse the starting of their much foreseen development spurt. By the end of this time span most young women will be beside their mature individual height; young men may extend to augment until age 18 or 17. (Wilkinson 2009)
Girls
growth in size extends, but at a slower stride than earlier; mature individual size is come to by age 17
breast development continues
pubic hair condenses, darkens, and takes on mature individual triangular pattern
underarm hair thickens
hips widen; fat down payments in buttocks, legs, and stomach increase
menstrual time span become regular; ovulation is established; pregnancy becomes possible
Boys
rapid development in size and weight
muscles load up out and power rises dramatically
voice deepens
pubic and underarm hair seems and thickens
body hair increases
penis, scrotum, and testes enlarge
ejaculation and nocturnal emissions occur
Both young women and boys:
always hungry; appetite is great
need for doze increases; may doze rather late on weekends
oily skin and acne may be problematic
sweating increases
rapid development may origin clumsiness and need of coordination
sexual yearns and fantasies increase
Intellectual development
Between 11 and 17 your child's modes of considering about himself, other ones, and the world move to a much more mature individual level. He goes into middle adolescence with a aim on things he can know-how here and now, and proceeds to being adept to envisage the variety of possibilities life holds. Expect the next alterations as a progression of development other than as age-based milestones: (Mussen 1990)
arguing abilities advance (and are illustrated often and with large passion)
reasoning abilities improve:
begins with the proficiency to request notions to exact examples
learns to use deductive reasoning and make educated guesses
learns to cause through difficulties even in the nonattendance of solid happenings or examples
becomes adept to assemble hypothetical answers to a difficulty and assess which is best
focus on the future develops:
begins with a present aim, blended with some fantasy
learns to identify that present activities can have an result on the future
starts to set individual goals (and may decline goals set by others)
decision-making abilities improve:
begins to individually differentiate right from incorrect and evolves a conscience
learns to differentiate detail from opinion
learns to assess the integrity of diverse causes of information
becomes adept to foresee the penalties of distinct options
may dispute the assumptions and answers offered by adults
Social & emotional development
During this time span your progeny will extend to be an emotional pendulum: joyous and at alleviate one year, worried by self concerns the next. These swings will glossy out as your teen advances the end of high school and profits more self-assurance in his independence. (Lewis 2007)
11 to 13 years
uncertain, sad, and sensitive
withdrawn; expends many of time alone; desires privacy
convinced that every individual additional is observing and judging
very worried with body image
self-esteem at a reduced ebb
not sociable with adults
friendships are inclined to be group-focused; more squabbling than a year ago