If there are learner responses to be graded, the Needs Grading badge will display to the left of the Students' Progress and Performance dropdown with the number of learner responses that are ready to be graded.
Select Needs Grading from the Students' Progress and Performance dropdown to see a list of the learner responses that are ready to be graded.
The page names in the Page Name column are linked to the course pages with the activities that need grading.
For additional information about the Writing block, refer to these articles:
How do I grade student responses for the Writing block?