- Preschool (nursery school, kindergarten). An educational institution that offers early childhood education to children before they begin compulsory education at primary school.
- Elementary school (primary school). An educational institution that offers initial or primary compulsory education, in the United States and Canada, from the age of about seven to twelve. Students usually attend elementary school after preschool and before secondary school.
- Secondary school (in the United States, a combination of middle school and high school). An educational institution that offers compulsory education beyond its primary level that is offered at elementary school. In the United States and Canada, the students of secondary schools are from the age of about twelve to eighteen.
- Tertiary school (college, university, post-secondary school). An educational institution that facilitates learning beyond compulsory education and awards academic credentials higher than high school diplomas.
- Vocational school (trade school, career center, or vocational college). An educational institution that facilitates learning beyond compulsory education, but does not award academic credentials higher than high school diplomas. Instead, vocational schools concentrate on those occupations that do not require advanced academic credentials and those KSAs that are needed in order to start working in those occupations.