The major difference between girl and boy isthe body structure,
Their thinking action styles.
There is a lot of difference between girls and boys, in term of body structure, thinking, abilities, hopes, attitudes, sensitivity, personality and others. Both of them have some similarities and dissimilarities.
For example, some research revealed that the women use their memory less than quarter; instead men use their memory more four times. In the other side, women are more mercy than men. However, there are many things that differentiate men and women.