CREATE TABLE table_63313 ("School" TEXT, "Location" TEXT, "Mascot" TEXT, "Enrollment" FLOAT, "IHSAA Class" TEXT, "# / County" TEXT)

What school is in Lagrange, with an IHSAA Class of aaa?
SELECT "School" FROM table_63313 WHERE "Location" = 'lagrange' AND "IHSAA Class" = 'aaa'
SELECT "School" FROM "table_63313" WHERE "IHSAA Class" = 'aaa' AND "Location" = 'lagrange'