ACA added secondary grades in the fall of 1996.

Eventually the primary grades were dropped in favor of the secondary grades.

It's in the secondary grades that a standard curriculum becomes appropriate.

The school grew to include elementary and secondary grades.

The total enrollment in the six secondary grades for the same period was 253,900 (60% attendance).

Then, in 1958, the three secondary grades of the third cycle were certified.

The secondary grades were discontinued in the fall of 2011 when only one high school student graduated.

Erie Public Schools enroll 12,527 students in primary and secondary grades.

The school served children in both primary and secondary grades from Marsland and the surrounding rural area.

In the secondary grades, students generally have a different teacher for each subject.