 During the preschool period, children are deepening their gender identity and integrating gender socialization information into their self-concept.Preschoolers learn gender stereotypes quickly and definitively, ranging from toy preferences, clothes, jobs, and behaviors.These stereotypes are initially held firmly, such that 3 to 4-year-olds will often state that violations are not possible and that they would not want to be friends with a child who violates their stereotypes.