How to update a previously created Google Classroom to include the Classwork page
If you have been excited about the "new" Google Classroom; however a bit bummed when you realized your old classroom did not have the Classwork section - you can breathe a sigh of relief. To add the classwork section open your class and look in the lower, left corner and click on the question mark. You can then select "add Classwork page".
Embedded below is a GIF followed by a 34 second YouTube tutorial.