You can set an end date on a test in the Add Extras page while you’re assigning it. Or, if you’ve already assigned the test, you can click on the date the change it.
Once the end date has passed on a test, the test will continue to show up on students’ pages. The difference is that on your results grid, the words "LATE!" will now show up next to any student’s name who completed the test after midnight on this date, or if they haven't completed the test by then. Here’s what this looks like:
Hover over a late student's name to see when they completed the test. This information will be included when you download the test results.