An individual would be described as transgender only after having had surgery on their external genitals.

Saying “Doggie goed away” instead of “Doggie went away” is a sign that young children understand the rules of grammar.

Development of prosocial behavior is linked to the development of empathy and perspective taking.

The language most often spoken in U.S. homes other than English is Chinese.

Prosocial behaviors such as helping and sharing can be promoted by

Children raised by warm parents are more likely to

Saying a child “has a mind of their own” means the

Various research studies examining Diana Baumrind’s parenting styles have found that

Beginning around age 11, how do males and females differ in physical development?

After age 6 or 7, aggressive behavior tends to be instrumental or possession oriented.