From ArticleWorld

In an educational environment, a teacher is one who teaches students a course of study, or, a practical skill. There are many methods of teaching, depending on the students’ background knowledge, environment and goals. Teachers must also adhere to a standardized curriculum, determined by their local school district.



There are different names for teachers at different levels of the educational process. Generally, teaches in kindergarten classes, through high school classes, are just called teachers. On call teachers are usually called substitutes. Teachers in colleges and universities are called instructors or lecturers, and in the United States, the term professor is applied to college teachers that have received tenure. Teachers who oversee the whole school are often called head teachers, school principals, headmasters, or headmistresses. The college equivalent is the dean.


Although regulations and requirements vary from place to place, teachers are usually educated in a college or university and must be certified.

  • United States – Each state determines the requirements for a license to teach.
  • Australia - Each state determines the requirements for a license to teach.
  • Canada – Teachers must receive a certification from a college of teachers elementary and secondary schools.
  • England – Teachers gain Qualified Teacher Status (QTS).
  • Scotland – Teachers must hold a valid Teaching Qualification (TQ) and be registered with the General Teaching Council for Scotland.

World Teacher’s Day

UNESCO (The United Nations Educational, Scientific and Cultural Organization) started the World Teacher’s Day on October 5, 1994. Some countries, such as Taiwan, celebrate it as a national holiday.

Substitute Teacher’s Day

The NEA (National Educator Association) started Substitute Teacher’s Day on November 18, 2005. This day was started to attempt to increase information about, and appreciation of, the substitute teacher.