Students must choose when to take the ACT for the first time and if and when to retest. States and districts that administer the ACT test to all students must also choose when to administer the test. A key consideration in making these decisions is the impact on scores. Because the ACT is a curriculum-based test of academic achievement, students…

A number of high schools across the United States have moved to later bell times on the belief that their previous bell times were too early for the "biological clocks" of adolescents. In this article I study whether doing so improves academic performance. I first focus on the Twin Cities metropolitan area, where Minneapolis and several…

Corbin High School is located in a small, rural community of approximately 8,000 residents in southeastern Kentucky, midway between Lexington and Knoxville, Tennessee. The mission of Corbin High School is to provide opportunities that will help each student prepare for a successful transition to college, the workplace and life. This report…

This study examined the relationship between school scheduling format and average composite scores on the ACT Assessment after controlling for lifestyle factors, gender, school enrollment levels, number of examinees, and years under the scheduling model. The participants were 38,089 high schools seniors in 568 public high schools in Iowa and…