If an activity was marked complete by a student and you want to reset it, follow these simple steps:

1. Login to your parent BLC account at learn.homeschoolacademy.com
2. Select a student
3. Click on the Grades tab
4. Select the course that contains the activity to reset
5. Click on activities and progress
6. Click on view all activities
7. Click reset under the activity to reset it. 

Watch this video for more detailed information:

Reset Completion for Activity from Bridgeway Academy on Vimeo.