Child hides sex play from parents. E. 13 Years of Age and On 1. On the average, boys develop about 2 years later than girls. Most girls menstruate by age 16. Most boys are capable of an ejaculation by 15. 4.
Child seeks greater independence, often rebelling against parents.
Child probably masturbates. Child probably experiences sexual fantasies. Child may have a sexual attraction or experience with someone of the same sex. This is not necessarily an indication of a same sex attraction. Child is attracted to the opposite sex or aware of the lack of attraction.