The following steps will guide you on how you can input grade book scores as a subject teacher:

1. Select the Subject Teacher role.
   
2. Choose the Input Grade Book Scores privilege from the list of Subject Teacher privileges.
   
3. Select the subject you want to input scores for. The subjects appear with their corresponding classes.
   
4. Choose from the drop-down list showing the options; All, offering, or Non-offering to specify the group of students you want to input scores for.
   
5. Input your scores in the respective boxes.
   
6. Click on Save to save your work.