The pages in this series provide information on how marijuana affects the brain, particularly in the areas of memory, emotions, and judgment. It contains a brief description of how the chemicals in marijuana damage brain cells. Still Unanswered Questions. This digest describes and discusses alternatives to ability grouping, including detracking, cooperative learning, within class ability grouping, interest grouping, and restructured vocational education. Changes in the way students are grouped can radically change the way they are taught in schools across the nation.
Few educators agree on the nature of the most effective replacement for ability grouping.
This digest discusses the pros and cons of ability grouping as it relates to reading instruction in a classroom, the limitations of grouping, and the importance of teacher attitudes toward children in low and high groups. It also includes a section on cooperative learning, demonstrating how heterogeneous grouping can be effective when students are working on a specific project or activity. This article summarizes and reviews literature on ability grouping, citing the research and view by educators such as Robert Slavin, Anne Wheelock, and Jeanne Oakes. Much evidence is provided about the harmful results of ability grouping. The article concludes with a discussion of several court cases brought against ability grouping and their outcomes.