The classifications for public schools under these standards are as follows: Elementary School, which houses pre-kindergarten through grade 5 or any subset thereof; Middle School, which houses grade 6 through grade 8; High School, which houses grade 9 through grade 12; Combination School, which houses a combination of any grade levels; and Other School, which includes but is not limited to the following: Early-childhood-education centers; Special-education centers; Career-technology centers; and Alternative-education schools.