On standardized tests, year-round schools almost always have the same or higher scores than traditional schools. “Subsequent international comparative investigations, such as the Third International Mathematics and Science Study (Martin, Mullis, Gonzales, Smith, & Kelly, 1999), have shown that countries in which students spend more days in school and more time during the day on mathematics and science instruction demonstrate higher achievement in those subjects” (McMillen 67). Since most standardized tests focus mainly on mathematics, science, and english it makes sense that students who spend more time on those subjects score higher on the tests. Therefore, year-round students outscore their peers in traditional schools on standardized