If your students can't see the test you've created and assigned for them, here are two settings to check:
1. Go to "My Classrooms"
2. Click the "Settings" button next to the classroom that cannot see the test.
3. In the "Tests" section, make sure the "Test" box is checked.
4. Make sure you have one of your tests selected.
5. Press SAVE at the bottom of the page.