Middle school or junior high school serves as a "bridge" between elementary school and high school. The terms can be used in different ways in different countries, sometimes interchangeably. In Chinese language, especially China, Taiwan and Hong Kong, middle school is the synonym to secondary school. Thus in some governmental and institutional
contexts, "middle school" may be used as no more than an alternative name to "junior high school", or it might imply a pedagogical shift away from primary and secondary school practices. The concept of the name junior high dates back to 1909 with the founding of Indianola Junior High School in Columbus, Ohio. The concept of the name "middle school" dates back to 1950 from Bay City, Michigan. In Egypt Middle School is the school preceded by High school, It's called preparatory stage and consists of three stages first preparatory in which students are supposed to have more subjects than primary stage with different branches. In Second Prep. They are taught Science, Geography, History of Egypt starting by the Pharonic history, passing by the Coptic , Islamic and finally the modern history, Also they study three different languages, 1 is