This research synthesis examined the impact of grades, comments, and no performance feedback on academic motivation and achievement in elementary and secondary school. Four meta-analyses were conducted, with two each exploring the impact of (a) grades versus no performance feedback and (b) grades versus comments on academic motivation and…

In this study, we meta-analyzed empirical research of the effectiveness of intelligent tutoring systems (ITS) on K-12 students' mathematical learning. A total of 26 reports containing 34 independent samples met study inclusion criteria. The reports appeared between 1997 and 2010. The majority of included studies compared the effectiveness of ITS…

Perhaps more than any question other than "How much time should students spend doing homework?" parents and educators want to know, "What kinds of homework assignments are most effective?" Clearly, the answers to this question vary according to many factors, especially the developmental level of students and the topic area. Generally, answers are…

Opinions vary on whether or not homework has positive effects on achievement. In the literature, the author found six studies conducted between 1987 and 2003 that compared homeworkers with no-homeworkers, and equated students by using either: (1) random assignments of students to conditions; or (2) statistical controls or by matching a student in…

Attention has been directed toward extended school time as a measure to improve academic achievement. The school year and day length have varied over time and across localities depending on the particular needs of the community. Proponents argue that extending time will have learning and non-academic benefits. Opponents suggest increased time is…

Does homework work? Homework is the cause of more friction between school and home than any other aspect of education and becomes the prime battlefield when schools, families, and communities view one another as adversaries. This comprehensive third edition tackles all the tough questions: What's the right amount of homework? What role should…

New emphasis is being placed on the importance of parent involvement in children's education. In a synthesis of research on the effects of parent involvement in homework, a meta-analysis of 14 studies that manipulated parent training for homework involvement reveals that training parents to be involved in their child's homework results in (a)…

It is common for students to have difficulty completing homework in a timely and accurate manner. Many school districts and organizations offer homework hotlines to help students complete assignments. However, educators lack a clear description of what is necessary to establish and maintain an effective hotline. This article addresses four issues…