* Grade level: A kindergarten classroom will be smaller than a high school classroom.
* Number of students: Larger classes require more space.
* School type: Private schools might have larger or smaller classrooms than public schools.
* School building age and design: Older buildings may have smaller classrooms than newer ones.
* Subject taught: A science lab will be larger than a language arts classroom.
You might find classrooms ranging from a few hundred square feet to over a thousand square feet. There are no standard dimensions.