When student achievement is assessed, we seek to elicit a student's maximum performance -- a goal requiring the assumption that the student is fully engaged. Otherwise, to the extent that disengagement occurs, test performance is likely to suffer. Effectively managing test-taking disengagement requires an understanding of the testing conditions…

The National Center for Education Statistics (NCES) has published a number of reports documenting the amount of time that students have received instruction in various subjects. Using more recent data and similar measures, this Statistics in Brief builds on prior reports to provide an updated look at time spent on instruction in various subjects.…