When publishing work or tasks for your students to see, a few simple procedures must be followed to be successful.
1- First, the assignment, quiz, or discussion, must be located in the Module Tab View. If it is in the Assignment Tab View only, it will not be visible to students, they do not have that tab. If you have an item in the Assignment Tab View only, you will need to move it over to Modules. Here's how:
2-Next, we can best describe this as The 2 Green Check Rule.
See this example below for more details: