The gender differences in emotional expression has become a well-studied subject. This acknowledgement has been marked by the fact that those who interact most with children, teachers and parents, have noticed differences between behavior, interests, emotional development, learning style, socializing and expressing emotions, the concerns of girls and boys. Scientific researches studying these areas consisted of several theories and practices that have direct contact with development and subsequent emotional expression. This paper presents an overview of the findings in this problem focusing on theoretic aspects and discusses the implications of these findings for education.