The purpose of this article is to identify the various reasons that teacher mentoring within schools is beneficial for schools, teachers, and students. Mentoring within schools promotes teacher retention and consistency among educators. Mentoring programs not only increase job satisfaction and help teachers to emerge as leaders within their schools, but also have a positive effect on student achievement and engagement. Teachers work collaboratively with each other as valued team members. When schools implement mentoring programs effectively, the sharing of knowledge between teachers becomes an inherent quality whereby students, teachers, and the school climate benefits.