Several decades of research have suggested a meaningful relationship between time and learning, where the amount of time students spend engaged in learning is strongly associated with their level of achievement. Among schools that have expanded the day and/or year, researchers have found that such a strategy can be quite effective, especially with…

Recent research by Smith and Glass indicates that academic achievement is often correlated with class size. Findings from the Beginning Teacher Evaluation Study suggest that teachers can do a better job with smaller classes partly because they are able to individualize instruction. Yet the possibility of reducing class size significantly is…