Click on "Classes" at the top of the Teacher Home Page, and select the class that has the students that need the gender of their avatar switched.
After choosing your class, click on "Manage Students" to find the students that need the gender of their avatar switched.
Find the student that needs their avatar changed and click on the tab to switch the gender of the avatar.
Click on "Change" to confirm the change the gender of the avatar.
This is what the changed account should look like now.
If you have any questions or problems feel free to contact us at firstname.lastname@example.org!