What is the meaning of Thirteenth_grade?
The year in school that comes after twelfth grade in some schools in the US, and that came after twelfth grade before 1988 in Ontario, Canada.
Source: wiktionary.orgSearch words containing
The year in school that comes after twelfth grade in some schools in the US, and that came after twelfth grade before 1988 in Ontario, Canada.
Source: wiktionary.orgSearch words containing